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CVE-2026-5447

🗓️ 09 Apr 2026 20:13:34Reported by wolfSSLType 
cve
 cve
🔗 web.nvd.nist.gov👁 11 Views

CVE-2026-5447: Heap overflow in CertFromX509 due to size confusion with AuthorityKeyIdentifier during certificate conversion.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-5447
9 Apr 202620:13
attackerkb
AlpineLinux
CVE-2026-5447
9 Apr 202620:13
alpinelinux
Anthropic
ANT-2026-VV0PRKKV · wolfSSL · heap-buffer-overflow
27 Mar 202602:08
anthropic
CNNVD
wolfSSL 安全漏洞
9 Apr 202600:00
cnnvd
Cvelist
CVE-2026-5447 Heap buffer overflow in CertFromX509() via AuthorityKeyIdentifier
9 Apr 202620:13
cvelist
Debian CVE
CVE-2026-5447
9 Apr 202620:13
debiancve
EUVD
EUVD-2026-21183
9 Apr 202621:31
euvd
NVD
CVE-2026-5447
9 Apr 202621:16
nvd
OSV
DEBIAN-CVE-2026-5447
9 Apr 202621:16
osv
OSV
UBUNTU-CVE-2026-5447
9 Apr 202621:16
osv
Rows per page
NVD
Node
wolfsslwolfsslRange<5.9.1
[
  {
    "vendor": "wolfSSL",
    "product": "wolfSSL",
    "repo": "https://github.com/wolfSSL/wolfssl",
    "programFiles": [
      "src/x509.c"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.9.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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29 Apr 2026 17:21Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.5
CVSS 46.3
EPSS0.00185
SSVC
11