FKIE_CVE-2026-1528
Vulnerability from fkie_nvd - Published: 2026-03-12 21:16 - Updated: 2026-06-30 03:17
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.
Patches
Patched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later.
References
{
"affected": [
{
"affectedData": [
{
"collectionURL": "https://github.com/nodejs/undici/",
"defaultStatus": "unaffected",
"packageName": "undici",
"product": "undici",
"repo": "https://github.com/nodejs/undici/",
"vendor": "undici",
"versions": [
{
"status": "affected",
"version": "\u003e= 6.0.0 \u003c 6.24.0; 7.0.0 \u003c 7.24.0"
},
{
"status": "unaffected",
"version": "6.24.0: 7.24.0"
}
]
}
],
"source": "ce714d77-add3-4f53-aff5-83d477b104bb"
},
{
"affectedData": [
{
"cpes": [
"cpe:/a:redhat:cryostat:4::el9"
],
"defaultStatus": "affected",
"product": "Cryostat 4 on RHEL 9",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/o:redhat:enterprise_linux_eus:10.0"
],
"defaultStatus": "affected",
"product": "Red Hat Enterprise Linux AppStream EUS (v. 10.0)",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/o:redhat:enterprise_linux:10.1"
],
"defaultStatus": "affected",
"product": "Red Hat Enterprise Linux AppStream (v. 10)",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::appstream"
],
"defaultStatus": "affected",
"product": "Red Hat Enterprise Linux AppStream (v. 8)",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:rhel_eus:9.6::appstream"
],
"defaultStatus": "affected",
"product": "Red Hat Enterprise Linux AppStream EUS (v.9.6)",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::appstream"
],
"defaultStatus": "affected",
"product": "Red Hat Enterprise Linux AppStream (v. 9)",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:rhdh:1.8::el9"
],
"defaultStatus": "affected",
"product": "Red Hat Developer Hub 1.8",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:rhdh:1.9::el9"
],
"defaultStatus": "affected",
"product": "Red Hat Developer Hub 1.9",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_ai:2.16::el8"
],
"defaultStatus": "affected",
"product": "Red Hat OpenShift AI 2.16",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_devspaces:3.28::el9"
],
"defaultStatus": "affected",
"product": "Red Hat OpenShift Dev Spaces 3.28",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_pipelines:1.20::el9"
],
"defaultStatus": "affected",
"product": "Red Hat OpenShift Pipelines 1.2",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_lightspeed"
],
"defaultStatus": "affected",
"product": "OpenShift Lightspeed",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_pipelines:1"
],
"defaultStatus": "affected",
"product": "OpenShift Pipelines",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:rhdh:1"
],
"defaultStatus": "affected",
"product": "Red Hat Developer Hub",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_ai"
],
"defaultStatus": "affected",
"product": "Red Hat OpenShift AI (RHOAI)",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:ansible_portal:2"
],
"defaultStatus": "affected",
"product": "Self-service automation portal 2",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:jboss_enterprise_application_platform:8"
],
"defaultStatus": "unaffected",
"product": "Red Hat JBoss Enterprise Application Platform 8",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:jbosseapxp"
],
"defaultStatus": "unaffected",
"product": "Red Hat JBoss Enterprise Application Platform Expansion Pack",
"vendor": "Red Hat"
},
{
"cpes": [
"cpe:/a:redhat:openshift_devspaces:3"
],
"defaultStatus": "unaffected",
"product": "Red Hat OpenShift Dev Spaces",
"vendor": "Red Hat"
}
],
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*",
"matchCriteriaId": "C08CE582-019D-4A06-910A-6010C2D6EF4F",
"versionEndExcluding": "6.24.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*",
"matchCriteriaId": "F016E7D9-C45A-4DEF-9AD8-F0581AF5E509",
"versionEndExcluding": "7.24.0",
"versionStartIncluding": "7.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici\u0027s ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.\n\nPatches\n\nPatched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later."
},
{
"lang": "es",
"value": "Impacto\nUn servidor puede responder con un marco WebSocket utilizando el formato de longitud de 64 bits y una longitud extremadamente grande. El ByteParser de undici desborda las operaciones matem\u00e1ticas internas, termina en un estado inv\u00e1lido y lanza un TypeError fatal que termina el proceso.\n\nParches\n\nParcheado en la versi\u00f3n v7.24.0 y v6.24.0 de undici. Los usuarios deben actualizar a esta versi\u00f3n o posterior."
}
],
"id": "CVE-2026-1528",
"lastModified": "2026-06-30T03:17:17.330",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"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"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "ce714d77-add3-4f53-aff5-83d477b104bb",
"type": "Secondary"
},
{
"cvssData": {
"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"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-1528",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-03-13T13:03:59.738320Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-03-12T21:16:25.330",
"references": [
{
"source": "ce714d77-add3-4f53-aff5-83d477b104bb",
"tags": [
"Vendor Advisory"
],
"url": "https://cna.openjsf.org/security-advisories.html"
},
{
"source": "ce714d77-add3-4f53-aff5-83d477b104bb",
"tags": [
"Vendor Advisory"
],
"url": "https://github.com/nodejs/undici/security/advisories/GHSA-f269-vfmq-vjvj"
},
{
"source": "ce714d77-add3-4f53-aff5-83d477b104bb",
"tags": [
"Permissions Required"
],
"url": "https://hackerone.com/reports/3537648"
},
{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://access.redhat.com/errata/RHSA-2026:13826"
},
{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://access.redhat.com/errata/RHSA-2026:17789"
},
{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://access.redhat.com/errata/RHSA-2026:21772"
},
{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://access.redhat.com/errata/RHSA-2026:21931"
},
{
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"url": "https://access.redhat.com/errata/RHSA-2026:5807"
},
{
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{
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"url": "https://access.redhat.com/errata/RHSA-2026:7123"
},
{
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"url": "https://access.redhat.com/errata/RHSA-2026:7302"
},
{
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"url": "https://access.redhat.com/errata/RHSA-2026:7310"
},
{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://access.redhat.com/errata/RHSA-2026:7350"
},
{
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"url": "https://access.redhat.com/errata/RHSA-2026:7670"
},
{
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"url": "https://access.redhat.com/errata/RHSA-2026:7675"
},
{
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"url": "https://access.redhat.com/errata/RHSA-2026:7983"
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{
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{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://access.redhat.com/security/cve/CVE-2026-1528"
},
{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2447145"
},
{
"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-1528.json"
}
],
"sourceIdentifier": "ce714d77-add3-4f53-aff5-83d477b104bb",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-248"
},
{
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"value": "CWE-1284"
}
],
"source": "ce714d77-add3-4f53-aff5-83d477b104bb",
"type": "Secondary"
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"value": "CWE-248"
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"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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