Vulnerability-Lookup

GHSA-52WM-3MQV-VMMJ

Vulnerability from github – Published: 2026-04-10 00:30 – Updated: 2026-04-10 00:30

Details

Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite-length end-of-content verification loop in PKCS7_VerifySignedData().

Severity ?

2.3 (Low)


                  
                    CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2026-5392"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-10T00:16:35Z",
    "severity": "LOW"
  },
  "details": "Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite-length end-of-content verification loop in PKCS7_VerifySignedData().",
  "id": "GHSA-52wm-3mqv-vmmj",
  "modified": "2026-04-10T00:30:31Z",
  "published": "2026-04-10T00:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5392"
    },
    {
      "type": "WEB",
      "url": "https://github.com/wolfssl/wolfssl/pull/10039"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-5392 (GCVE-0-2026-5392)

Vulnerability from cvelistv5 – Published: 2026-04-09 23:10 – Updated: 2026-04-10 14:08

Title

wolfSSL heap OOB read in PKCS7 SignedData streaming

Summary

Severity ?

2.3 (Low)


                        
                          CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

CWE

CWE-125 - Out-of-bounds Read

Assigner

wolfSSL

References

URL

Tags

https://github.com/wolfssl/wolfssl/pull/10039

Impacted products

	Vendor	Product	Version
	wolfSSL	wolfSSL	Affected: 0 , < 5.9.1 (semver)

Credits

J Laratro (d0sf3t)

Show details on NVD website

JSON

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            "other": {
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                "id": "CVE-2026-5392",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-10T14:08:38.837104Z",
                "version": "2.0.3"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          "product": "wolfSSL",
          "programFiles": [
            "wolfcrypt/src/pkcs7.c"
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          "vendor": "wolfSSL",
          "versions": [
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      "metrics": [
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            "Recovery": "NOT_DEFINED",
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            "attackRequirements": "PRESENT",
            "attackVector": "ADJACENT",
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            "baseSeverity": "LOW",
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            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
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            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
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            "version": "4.0",
            "vulnAvailabilityImpact": "LOW",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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      "references": [
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          "url": "https://github.com/wolfssl/wolfssl/pull/10039"
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      "source": {
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      },
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    "datePublished": "2026-04-09T23:10:55.739Z",
    "dateReserved": "2026-04-01T23:11:07.366Z",
    "dateUpdated": "2026-04-10T14:08:48.204Z",
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  "dataType": "CVE_RECORD",
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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-52WM-3MQV-VMMJ

CVE-2026-5392 (GCVE-0-2026-5392)

Tags

Sightings

Nomenclature