RHSA-2026:82315
Vulnerability from csaf_redhat - Published: 2026-10-13 14:54 - Updated: 2026-10-15 13:09A flaw was found in the `encoding/asn1` package in Go. An attacker could provide a specially crafted, deeply-nested Abstract Syntax Notation One (ASN.1) structure, leading to excessive recursion during the `Unmarshal` operation. This could result in stack exhaustion and a Denial of Service (DoS) condition.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-cli-rhel9@sha256:5c3201937cedd6d9581b51dc5e2c4afbbb4dc0ac18989f661fb8468935e88f7b_amd64 | — |
Vendor Fix
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-cli-rhel9@sha256:9163ed14379a7a06d309a9333ad36459312ce0efb4bfde11cde4e51977b4ddd9_arm64 | — |
Vendor Fix
fix
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| Product | Identifier | Version | Remediation |
|---|---|---|---|
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-dotnet-external-provider-rhel9@sha256:968a0ea4f8dcd6fdfb2c13502046ec10946241b7d3a49188e1c207f5db71af96_amd64 | — | ||
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-go-external-provider-rhel9@sha256:c049384124f893bc66f0e525b65c62a56c3436b8878644bc5928873c0106aebe_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-hub-rhel9@sha256:1dc7fbf6a8ee7d1c807f25fb3a26812a24a3bbac0efad68c797fd9070f9b6d3f_amd64 | — | ||
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-java-external-provider-rhel9@sha256:beb1c01c5869fb1f9de3463980d3ee3aafe2cc50d1f0053e45e1b9adb6c843ba_amd64 | — | ||
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-platform-addon-rhel9@sha256:1fad9ff6e53a5d8929431a2929b79a268c8d040a11ea71783fe2d6e4bedcb95f_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-platform-addon-rhel9@sha256:6e46d1165993320b994b94a71a89279cab160f5b222b8a74e0d815028abbdd1b_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-python-external-provider-rhel9@sha256:2753c02ffa2f5a03c183fb3f4818a2374f8365e1bcaed52f5aa4dbb26c040646_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-python-external-provider-rhel9@sha256:903dc961ededd0d53ed3173e083216ad362f545dd9fbc448ee77e9b2a211572f_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-rhel9-operator@sha256:0c686cd1556801582b2093553d20cc5484519605a327401bfd710902a3d76be0_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-rhel9-operator@sha256:f1e3927868af9d970c5f74aa788855d8c2498c07a46d26cab7b36100f3ab099b_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-solution-server-rhel9@sha256:ee4dbe222bd778ef272ddf3e59dac0844289cc719cd87dea1e24df74f344e097_amd64 | — | ||
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A flaw was found in OpenTelemetry-Go. This vulnerability allows a remote attacker to cause a Denial of Service (DoS) by sending oversized or invalid baggage headers. The `Parse` function, in affected versions, failed to reject raw-length inputs, leading to excessive processing and error logging when handling these large inputs.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-hub-rhel9@sha256:1dc7fbf6a8ee7d1c807f25fb3a26812a24a3bbac0efad68c797fd9070f9b6d3f_amd64 | — |
Vendor Fix
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-hub-rhel9@sha256:33de12a53b8f8ab35b2db56f5aeb2edee0b9a0738fb33f8aab2e7cffdc281c36_arm64 | — |
Vendor Fix
fix
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| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-analyzer-addon-rhel9@sha256:0429aea51eeb7ffd6367a88cea433710249a2f62ad51a566b363dbb032ed119d_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-analyzer-addon-rhel9@sha256:2221fdeae6c54896ebae60984f914b8ad6a7900c99308b2fded8ed424c1de855_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-cli-rhel9@sha256:5c3201937cedd6d9581b51dc5e2c4afbbb4dc0ac18989f661fb8468935e88f7b_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-cli-rhel9@sha256:9163ed14379a7a06d309a9333ad36459312ce0efb4bfde11cde4e51977b4ddd9_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-discovery-addon-rhel9@sha256:15bb6993f3830cb001fe4671432ed8ce7609f23f83083189c06658fc3eb28f73_amd64 | — | ||
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-dotnet-external-provider-rhel9@sha256:03323c7a4c2ce6a6eba28632cd19183de5e12b3883d791a88269a0e8b1eb5801_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-dotnet-external-provider-rhel9@sha256:968a0ea4f8dcd6fdfb2c13502046ec10946241b7d3a49188e1c207f5db71af96_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-go-external-provider-rhel9@sha256:78009fe42a94b562a856296d23c0f7f2c7fa9ce70f867b16687de3909a2537da_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-go-external-provider-rhel9@sha256:c049384124f893bc66f0e525b65c62a56c3436b8878644bc5928873c0106aebe_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-java-external-provider-rhel9@sha256:bc9d6063d9d042a1f9b2a11c71a773075a216933f5cf5af3e538614c8ff31d1b_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-java-external-provider-rhel9@sha256:beb1c01c5869fb1f9de3463980d3ee3aafe2cc50d1f0053e45e1b9adb6c843ba_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-nodejs-external-provider-rhel9@sha256:12e5096d8fa16c377611d87044c2c132843b82baa14d94f316a8bada9f9a2c82_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-nodejs-external-provider-rhel9@sha256:657915791d6c3e0ce8feda6007cce676a003154ebc1e7cc19b810f90e88b523b_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-operator-bundle@sha256:53accce8f784339f74b2ede47e56a9e8744be3f25f8c87c9a8aa8d817caa0e3e_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-platform-addon-rhel9@sha256:1fad9ff6e53a5d8929431a2929b79a268c8d040a11ea71783fe2d6e4bedcb95f_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-platform-addon-rhel9@sha256:6e46d1165993320b994b94a71a89279cab160f5b222b8a74e0d815028abbdd1b_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-python-external-provider-rhel9@sha256:2753c02ffa2f5a03c183fb3f4818a2374f8365e1bcaed52f5aa4dbb26c040646_arm64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-python-external-provider-rhel9@sha256:903dc961ededd0d53ed3173e083216ad362f545dd9fbc448ee77e9b2a211572f_amd64 | — | ||
| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-rhel9-operator@sha256:0c686cd1556801582b2093553d20cc5484519605a327401bfd710902a3d76be0_arm64 | — | ||
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-solution-server-rhel9@sha256:ee4dbe222bd778ef272ddf3e59dac0844289cc719cd87dea1e24df74f344e097_amd64 | — | ||
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| Unresolved product id: Red Hat Migration Toolkit for Applications 8.2:registry.redhat.io/mta/mta-ui-rhel9@sha256:f889c64dd327ef718643ad2023d267a9db05e5dd1b05b66ccdc7af16909227ee_amd64 | — |
A flaw was found in golang.org/x/text. The norm.Iter component can enter an infinite loop when processing input that contains invalid UTF-8 (Unicode Transformation Format - 8-bit) bytes. A remote attacker could exploit this vulnerability by providing specially crafted input, leading to a Denial of Service (DoS) condition where the affected application becomes unresponsive.
A flaw was found in the `net/http` component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the `ReadHeaderTimeout` is not correctly applied during this process. This oversight could allow a remote attacker to maintain open connections indefinitely, potentially leading to a Denial of Service (DoS) by exhausting server resources.
A flaw was found in the `html/template` component of Go (golang). Pathological inputs could prematurely close an unescaped forward slash ('/'), allowing an attacker to inject arbitrary content. This could lead to Cross-Site Scripting (XSS), where malicious scripts are executed in a user's browser, potentially compromising user data or actions.
A flaw was found in the `encoding/xml` package of Go. The `DecodeElement` function failed to correctly track recursion depth, which could lead to stack exhaustion. A remote attacker could exploit this vulnerability by providing a specially crafted XML input, resulting in a Denial of Service (DoS) for the affected application.
A flaw was found in `net/url`, a component of `golang`. This vulnerability arises when resolving relative paths that contain numerous parent directory ('..') segments. A remote attacker could exploit this by providing a specially crafted path, leading to quadratic time complexity and excessive memory allocation. This can result in a Denial of Service (DoS) due to resource exhaustion.
A flaw was found in the `crypto/tls` package, part of `golang`. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service (DoS) condition.
A flaw was found in kin-openapi. This vulnerability allows a remote attacker to bypass authentication checks. Specifically, the system incorrectly handles missing authentication configurations, substituting them with a function that does not verify user credentials. This enables unauthorized access to protected resources that should require proper authentication, compromising the application's security.
A flaw was found in kin-openapi. An unauthenticated remote attacker can trigger a null-pointer dereference in the `openapi3filter.ValidateRequest` function. This occurs when validating a request against a `content` parameter whose `application/json` media type has no schema. Successful exploitation leads to a denial of service, causing request validation to panic and potentially resulting in an aborted request or a full process crash.
A flaw was found in kin-openapi, a Go project for handling OpenAPI files. An unauthenticated client can exploit this vulnerability by sending a malformed non-string scalar field in a multipart/form-data request body. This can cause applications that render validation errors through specific error-rendering helpers to panic, leading to a Denial of Service (DoS). JSON request bodies and applications that do not use these error-rendering helpers are not affected.
A flaw was found in kin-openapi, a Go project for handling OpenAPI files. An unauthenticated client can exploit this vulnerability by sending a specially crafted query with a large index in a deepObject query parameter. This forces the application to allocate multi-gigabyte memory, leading to an Out-of-Memory (OOM) error or a restart loop, effectively causing a Denial of Service (DoS).
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{
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}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in the `encoding/asn1` package in Go. An attacker could provide a specially crafted, deeply-nested Abstract Syntax Notation One (ASN.1) structure, leading to excessive recursion during the `Unmarshal` operation. This could result in stack exhaustion and a Denial of Service (DoS) condition.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This is an Important denial of service flaw in the Go encoding/asn1 package, as it can be triggered remotely without authentication. An attacker can provide a malformed ASN.1 structure, causing excessive recursion during unmarshalling and leading to stack exhaustion, which can render the service unavailable.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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"summary": "Canonical URL",
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},
{
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},
{
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},
{
"category": "external",
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"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33818"
},
{
"category": "external",
"summary": "https://go.dev/cl/814980",
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},
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"summary": "https://go.dev/issue/80405",
"url": "https://go.dev/issue/80405"
},
{
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},
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"summary": "https://pkg.go.dev/vuln/GO-2026-5972",
"url": "https://pkg.go.dev/vuln/GO-2026-5972"
}
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"release_date": "2026-08-13T21:58:52.821000+00:00",
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"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
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"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal"
},
{
"cve": "CVE-2026-41178",
"cwe": {
"id": "CWE-770",
"name": "Allocation of Resources Without Limits or Throttling"
},
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"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2484830"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in OpenTelemetry-Go. This vulnerability allows a remote attacker to cause a Denial of Service (DoS) by sending oversized or invalid baggage headers. The `Parse` function, in affected versions, failed to reject raw-length inputs, leading to excessive processing and error logging when handling these large inputs.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "github.com/open-telemetry/opentelemetry-go: go.opentelemetry.io/otel/baggage: go.opentelemetry.io/otel/propagation: OpenTelemetry-Go: Denial of Service via oversized baggage headers",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This is an Important denial of service vulnerability in OpenTelemetry-Go, affecting versions 1.41.0 and 1.43.0. An attacker can exploit this flaw by sending oversized baggage headers, causing the `Parse` function to process invalid inputs and log errors, which can lead to resource exhaustion and service disruption in Red Hat products utilizing these affected OpenTelemetry-Go versions. The impact is considered Important due to the potential for remote, unauthenticated denial of service.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-41178"
},
{
"category": "external",
"summary": "RHBZ#2484830",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2484830"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-41178",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-41178"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-41178",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-41178"
},
{
"category": "external",
"summary": "https://github.com/open-telemetry/opentelemetry-go/pull/7880",
"url": "https://github.com/open-telemetry/opentelemetry-go/pull/7880"
},
{
"category": "external",
"summary": "https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-5wrp-cwcj-q835",
"url": "https://github.com/open-telemetry/opentelemetry-go/security/advisories/GHSA-5wrp-cwcj-q835"
}
],
"release_date": "2026-06-04T14:38:23.707000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"restart_required": {
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},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "github.com/open-telemetry/opentelemetry-go: go.opentelemetry.io/otel/baggage: go.opentelemetry.io/otel/propagation: OpenTelemetry-Go: Denial of Service via oversized baggage headers"
},
{
"cve": "CVE-2026-56852",
"cwe": {
"id": "CWE-835",
"name": "Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)"
},
"discovery_date": "2026-07-21T20:01:56.266823+00:00",
"flags": [
{
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2504233"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in golang.org/x/text. The norm.Iter component can enter an infinite loop when processing input that contains invalid UTF-8 (Unicode Transformation Format - 8-bit) bytes. A remote attacker could exploit this vulnerability by providing specially crafted input, leading to a Denial of Service (DoS) condition where the affected application becomes unresponsive.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "golang.org/x/text: golang.org/x/text: Denial of Service via invalid UTF-8 input",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Important: This flaw in the `golang.org/x/text` library can lead to a denial of service. An attacker could provide specially crafted invalid UTF-8 input to an application using the affected `norm.Iter` functionality, causing it to enter an infinite loop and become unresponsive.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56852"
},
{
"category": "external",
"summary": "RHBZ#2504233",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2504233"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56852",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56852"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56852",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56852"
},
{
"category": "external",
"summary": "https://go.dev/cl/794100",
"url": "https://go.dev/cl/794100"
},
{
"category": "external",
"summary": "https://go.dev/issue/80142",
"url": "https://go.dev/issue/80142"
},
{
"category": "external",
"summary": "https://pkg.go.dev/vuln/GO-2026-5970",
"url": "https://pkg.go.dev/vuln/GO-2026-5970"
}
],
"release_date": "2026-07-21T19:18:59.951000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
},
{
"category": "workaround",
"details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.",
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "golang.org/x/text: golang.org/x/text: Denial of Service via invalid UTF-8 input"
},
{
"cve": "CVE-2026-56853",
"cwe": {
"id": "CWE-770",
"name": "Allocation of Resources Without Limits or Throttling"
},
"discovery_date": "2026-08-13T22:14:53.561638+00:00",
"flags": [
{
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2515827"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in the `net/http` component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the `ReadHeaderTimeout` is not correctly applied during this process. This oversight could allow a remote attacker to maintain open connections indefinitely, potentially leading to a Denial of Service (DoS) by exhausting server resources.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Important: Unencrypted HTTP/2 servers are susceptible to a denial of service due to improper handling of ReadHeaderTimeout during the client preface reading phase. This can lead to resource exhaustion and service unavailability in affected Red Hat products configured to support unencrypted HTTP/2.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56853"
},
{
"category": "external",
"summary": "RHBZ#2515827",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515827"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56853",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56853"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56853",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56853"
},
{
"category": "external",
"summary": "https://go.dev/cl/795540",
"url": "https://go.dev/cl/795540"
},
{
"category": "external",
"summary": "https://go.dev/issue/80205",
"url": "https://go.dev/issue/80205"
},
{
"category": "external",
"summary": "https://groups.google.com/g/golang-announce/c/94pEornpRlI",
"url": "https://groups.google.com/g/golang-announce/c/94pEornpRlI"
},
{
"category": "external",
"summary": "https://pkg.go.dev/vuln/GO-2026-6089",
"url": "https://pkg.go.dev/vuln/GO-2026-6089"
}
],
"release_date": "2026-08-13T21:58:53.092000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service"
},
{
"cve": "CVE-2026-56858",
"cwe": {
"id": "CWE-79",
"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
},
"discovery_date": "2026-08-13T22:16:32.034590+00:00",
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2515838"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in the `html/template` component of Go (golang). Pathological inputs could prematurely close an unescaped forward slash (\u0027/\u0027), allowing an attacker to inject arbitrary content. This could lead to Cross-Site Scripting (XSS), where malicious scripts are executed in a user\u0027s browser, potentially compromising user data or actions.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "html/template: golang: Go html/template: Cross-Site Scripting via pathological input",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This is an Important cross-site scripting (XSS) vulnerability in the Go `html/template` package. Applications utilizing this package to render untrusted input are susceptible to arbitrary content injection due to a flaw in how pathological inputs are handled, potentially leading to client-side script execution.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56858"
},
{
"category": "external",
"summary": "RHBZ#2515838",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515838"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56858",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56858"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56858",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56858"
},
{
"category": "external",
"summary": "https://go.dev/cl/807100",
"url": "https://go.dev/cl/807100"
},
{
"category": "external",
"summary": "https://go.dev/issue/80435",
"url": "https://go.dev/issue/80435"
},
{
"category": "external",
"summary": "https://groups.google.com/g/golang-announce/c/94pEornpRlI",
"url": "https://groups.google.com/g/golang-announce/c/94pEornpRlI"
},
{
"category": "external",
"summary": "https://pkg.go.dev/vuln/GO-2026-6091",
"url": "https://pkg.go.dev/vuln/GO-2026-6091"
}
],
"release_date": "2026-08-13T21:58:53.354000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
"version": "3.1"
},
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],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "html/template: golang: Go html/template: Cross-Site Scripting via pathological input"
},
{
"cve": "CVE-2026-56859",
"cwe": {
"id": "CWE-776",
"name": "Improper Restriction of Recursive Entity References in DTDs (\u0027XML Entity Expansion\u0027)"
},
"discovery_date": "2026-08-13T22:16:52.493058+00:00",
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2515840"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in the `encoding/xml` package of Go. The `DecodeElement` function failed to correctly track recursion depth, which could lead to stack exhaustion. A remote attacker could exploit this vulnerability by providing a specially crafted XML input, resulting in a Denial of Service (DoS) for the affected application.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "encoding/xml: golang: Go: Denial of Service via XML decoding recursion depth issue",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "An Important denial of service flaw affects applications utilizing the Go `encoding/xml` package. This vulnerability arises from an issue in XML decoding where a recursion depth counter fails to reset, potentially leading to stack exhaustion when processing malicious XML input.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56859"
},
{
"category": "external",
"summary": "RHBZ#2515840",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515840"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56859",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56859"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56859",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56859"
},
{
"category": "external",
"summary": "https://go.dev/cl/803320",
"url": "https://go.dev/cl/803320"
},
{
"category": "external",
"summary": "https://go.dev/issue/80481",
"url": "https://go.dev/issue/80481"
},
{
"category": "external",
"summary": "https://groups.google.com/g/golang-announce/c/94pEornpRlI",
"url": "https://groups.google.com/g/golang-announce/c/94pEornpRlI"
},
{
"category": "external",
"summary": "https://pkg.go.dev/vuln/GO-2026-6088",
"url": "https://pkg.go.dev/vuln/GO-2026-6088"
}
],
"release_date": "2026-08-13T21:58:52.959000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
"product_ids": [
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],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
},
{
"category": "workaround",
"details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.",
"product_ids": [
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],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "encoding/xml: golang: Go: Denial of Service via XML decoding recursion depth issue"
},
{
"cve": "CVE-2026-56860",
"cwe": {
"id": "CWE-770",
"name": "Allocation of Resources Without Limits or Throttling"
},
"discovery_date": "2026-08-13T22:13:18.319384+00:00",
"flags": [
{
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2515820"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in `net/url`, a component of `golang`. This vulnerability arises when resolving relative paths that contain numerous parent directory (\u0027..\u0027) segments. A remote attacker could exploit this by providing a specially crafted path, leading to quadratic time complexity and excessive memory allocation. This can result in a Denial of Service (DoS) due to resource exhaustion.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This is an Important denial of service flaw in the Go `net/url` package. Applications built with Go that process untrusted URLs containing parent directory segments (\u0027..\u0027) may be vulnerable to excessive resource consumption due to quadratic time complexity in path resolution. This can lead to a denial of service, impacting the availability of affected services.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56860"
},
{
"category": "external",
"summary": "RHBZ#2515820",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515820"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56860",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56860"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56860",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56860"
},
{
"category": "external",
"summary": "https://go.dev/cl/803681",
"url": "https://go.dev/cl/803681"
},
{
"category": "external",
"summary": "https://go.dev/issue/80494",
"url": "https://go.dev/issue/80494"
},
{
"category": "external",
"summary": "https://groups.google.com/g/golang-announce/c/94pEornpRlI",
"url": "https://groups.google.com/g/golang-announce/c/94pEornpRlI"
},
{
"category": "external",
"summary": "https://pkg.go.dev/vuln/GO-2026-6218",
"url": "https://pkg.go.dev/vuln/GO-2026-6218"
}
],
"release_date": "2026-08-13T21:58:53.731000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
"product_ids": [
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"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution"
},
{
"cve": "CVE-2026-56862",
"cwe": {
"id": "CWE-1050",
"name": "Excessive Platform Resource Consumption within a Loop"
},
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2515839"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in the `crypto/tls` package, part of `golang`. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service (DoS) condition.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This is an Important denial of service vulnerability in the `golang` `crypto/tls` package. A remote, unauthenticated attacker can exploit this flaw by continuously sending `KeyUpdate` messages during a TLS handshake, forcing the server to perform indefinite key derivation operations. This resource exhaustion can lead to a denial of service for applications and services in Red Hat products that use the affected `crypto/tls` library and are exposed to untrusted network clients.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56862"
},
{
"category": "external",
"summary": "RHBZ#2515839",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515839"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56862",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56862"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56862",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56862"
},
{
"category": "external",
"summary": "https://go.dev/cl/804261",
"url": "https://go.dev/cl/804261"
},
{
"category": "external",
"summary": "https://go.dev/issue/80528",
"url": "https://go.dev/issue/80528"
},
{
"category": "external",
"summary": "https://groups.google.com/g/golang-announce/c/94pEornpRlI",
"url": "https://groups.google.com/g/golang-announce/c/94pEornpRlI"
},
{
"category": "external",
"summary": "https://pkg.go.dev/vuln/GO-2026-6090",
"url": "https://pkg.go.dev/vuln/GO-2026-6090"
}
],
"release_date": "2026-08-13T21:58:53.216000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
"product_ids": [
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"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages"
},
{
"cve": "CVE-2026-73501",
"cwe": {
"id": "CWE-306",
"name": "Missing Authentication for Critical Function"
},
"discovery_date": "2026-08-12T21:41:02.246848+00:00",
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2515006"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in kin-openapi. This vulnerability allows a remote attacker to bypass authentication checks. Specifically, the system incorrectly handles missing authentication configurations, substituting them with a function that does not verify user credentials. This enables unauthorized access to protected resources that should require proper authentication, compromising the application\u0027s security.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "github.com/getkin/kin-openapi: kin-openapi: kin-openapi: ValidationHandler.Load() Fail-Open Authentication Bypass via NoopAuthenticationFunc Default",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat rates this as Important rather than Critical because exploitation requires the target application to explicitly instantiate and load the ValidationHandler middleware instead of ValidateRequest() or the Validator middleware. \n\nRHOAI images ship kin-openapi 0.131\u20130.133 but do not invoke ValidationHandler as auth middleware in default roles (KServe, model-registry, mod-arch verified; BFF has no package). Hence, RHOAI is not affected by this vulnerability.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-73501"
},
{
"category": "external",
"summary": "RHBZ#2515006",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515006"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-73501",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-73501"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-73501",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-73501"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/commit/f0407d53b0730280266f454b755010e7eeb985da",
"url": "https://github.com/getkin/kin-openapi/commit/f0407d53b0730280266f454b755010e7eeb985da"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/releases/tag/v0.144.0",
"url": "https://github.com/getkin/kin-openapi/releases/tag/v0.144.0"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/security/advisories/GHSA-r277-6w6q-xmqw",
"url": "https://github.com/getkin/kin-openapi/security/advisories/GHSA-r277-6w6q-xmqw"
}
],
"release_date": "2026-08-12T21:23:40.623000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"restart_required": {
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"url": "https://access.redhat.com/errata/RHSA-2026:82315"
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 9.1,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
"version": "3.1"
},
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"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "github.com/getkin/kin-openapi: kin-openapi: kin-openapi: ValidationHandler.Load() Fail-Open Authentication Bypass via NoopAuthenticationFunc Default"
},
{
"cve": "CVE-2026-73502",
"cwe": {
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"name": "NULL Pointer Dereference"
},
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],
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2518119"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in kin-openapi. An unauthenticated remote attacker can trigger a null-pointer dereference in the `openapi3filter.ValidateRequest` function. This occurs when validating a request against a `content` parameter whose `application/json` media type has no schema. Successful exploitation leads to a denial of service, causing request validation to panic and potentially resulting in an aborted request or a full process crash.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "github.com/getkin/kin-openapi: kin-openapi: Denial of Service via unauthenticated nil-pointer dereference",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat rates this flaw as Moderate severity because in Go services built on the standard net/http server \u2014 which includes all affected Red Hat products \u2014 panics inside HTTP handlers are recovered automatically per-goroutine. Only the individual request fails; the service continues to serve subsequent requests without data loss or state corruption.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-73502"
},
{
"category": "external",
"summary": "RHBZ#2518119",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2518119"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-73502",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-73502"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-73502",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-73502"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/commit/68ac2affa325514d7d6e731204d6a1edf6bdff64",
"url": "https://github.com/getkin/kin-openapi/commit/68ac2affa325514d7d6e731204d6a1edf6bdff64"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/releases/tag/v0.144.0",
"url": "https://github.com/getkin/kin-openapi/releases/tag/v0.144.0"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/security/advisories/GHSA-jpcw-4wr7-c3vq",
"url": "https://github.com/getkin/kin-openapi/security/advisories/GHSA-jpcw-4wr7-c3vq"
}
],
"release_date": "2026-08-18T17:58:21.320000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82315"
},
{
"category": "workaround",
"details": "As a partial workaround, administrators can audit their OpenAPI specification files and ensure every content parameter declares an explicit schema for each media type, which prevents the nil-dereference code path from being reached.",
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
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"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "github.com/getkin/kin-openapi: kin-openapi: Denial of Service via unauthenticated nil-pointer dereference"
},
{
"cve": "CVE-2026-76905",
"cwe": {
"id": "CWE-476",
"name": "NULL Pointer Dereference"
},
"discovery_date": "2026-08-21T21:01:10.263717+00:00",
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"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2521202"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in kin-openapi, a Go project for handling OpenAPI files. An unauthenticated client can exploit this vulnerability by sending a malformed non-string scalar field in a multipart/form-data request body. This can cause applications that render validation errors through specific error-rendering helpers to panic, leading to a Denial of Service (DoS). JSON request bodies and applications that do not use these error-rendering helpers are not affected.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "github.com/getkin/kin-openapi: kin-openapi: Denial of Service via malformed multipart/form-data body",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat scores A:L because the panic occurs inside an HTTP handler goroutine where Go\u0027s net/http automatically recovers it. Only the individual request fails; the server continues serving. The CNA scores A:H based on the theoretical case of no recovery boundary.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-76905"
},
{
"category": "external",
"summary": "RHBZ#2521202",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2521202"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-76905",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-76905"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-76905",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-76905"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/commit/1d0a337c9b1570fab283be8a04c8af6e43b9a22c",
"url": "https://github.com/getkin/kin-openapi/commit/1d0a337c9b1570fab283be8a04c8af6e43b9a22c"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/releases/tag/v0.141.0",
"url": "https://github.com/getkin/kin-openapi/releases/tag/v0.141.0"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/security/advisories/GHSA-mmfr-pmjx-hw9w",
"url": "https://github.com/getkin/kin-openapi/security/advisories/GHSA-mmfr-pmjx-hw9w"
}
],
"release_date": "2026-08-21T20:43:07.066000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"restart_required": {
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
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"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "github.com/getkin/kin-openapi: kin-openapi: Denial of Service via malformed multipart/form-data body"
},
{
"cve": "CVE-2026-77354",
"cwe": {
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"name": "Improper Validation of Specified Index, Position, or Offset in Input"
},
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"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2521204"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in kin-openapi, a Go project for handling OpenAPI files. An unauthenticated client can exploit this vulnerability by sending a specially crafted query with a large index in a deepObject query parameter. This forces the application to allocate multi-gigabyte memory, leading to an Out-of-Memory (OOM) error or a restart loop, effectively causing a Denial of Service (DoS).",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "github.com/getkin/kin-openapi: kin-openapi: Denial of Service via uncontrolled resource consumption in deepObject query parameter decoding",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat rates this flaw as Important because a small request can exhaust memory and terminate an exposed service. Exploitation requires an application to decode attacker-controlled query parameters using kin-openapi\u2019s deepObject handling with an array-containing schema. Schema limits such as maxItems do not prevent the allocation, and HTTP handler panic recovery does not protect against process termination from memory exhaustion.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-77354"
},
{
"category": "external",
"summary": "RHBZ#2521204",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2521204"
},
{
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},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-77354",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-77354"
},
{
"category": "external",
"summary": "https://github.com/getkin/kin-openapi/commit/1223a0f215d2cf9beb2d9eb9ea2649d001c21388",
"url": "https://github.com/getkin/kin-openapi/commit/1223a0f215d2cf9beb2d9eb9ea2649d001c21388"
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"url": "https://github.com/getkin/kin-openapi/pull/923"
},
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"summary": "https://github.com/getkin/kin-openapi/releases/tag/v0.142.0",
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},
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}
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"release_date": "2026-08-21T20:44:47.792000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-13T14:54:49+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.",
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"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "github.com/getkin/kin-openapi: kin-openapi: Denial of Service via uncontrolled resource consumption in deepObject query parameter decoding"
}
]
}
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.