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CVE-2026-5188

🗓️ 10 Apr 2026 03:24:21Reported by wolfSSLType 
cve
 cve
🔗 web.nvd.nist.gov👁 19 Views

Integer underflow in wolfSSL X.509 SAN parsing wraps length counters from malformed certs.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-5188
10 Apr 202603:24
attackerkb
alpinelinux
AlpineLinux
CVE-2026-5188
10 Apr 202603:24
alpinelinux
cnnvd
CNNVD
wolfSSL 安全漏洞
10 Apr 202600:00
cnnvd
cvelist
Cvelist
CVE-2026-5188 Integer underflow in X.509 SAN parsing in wolfSSL
10 Apr 202603:24
cvelist
debiancve
Debian CVE
CVE-2026-5188
10 Apr 202603:24
debiancve
euvd
EUVD
EUVD-2026-21290
10 Apr 202606:31
euvd
nvd
NVD
CVE-2026-5188
10 Apr 202604:17
nvd
osv
OSV
CVE-2026-5188 Integer underflow in X.509 SAN parsing in wolfSSL
10 Apr 202603:24
osv
osv
OSV
DEBIAN-CVE-2026-5188
10 Apr 202604:17
osv
osv
OSV
JLSEC-2026-715 An integer underflow issue exists in wolfSSL when parsing the Subject Alternative Name (SAN)...
14 Jul 202621:41
osv
Rows per page
NVD
Node
wolfsslwolfsslRange<5.9.1
[
  {
    "vendor": "wolfSSL",
    "product": "wolfSSL",
    "repo": "https://github.com/wolfSSL/wolfssl",
    "programFiles": [
      "wolfcrypt/src/asn.c"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "5.9.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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17 Jun 2026 10:58Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.18.1
CVSS 42.3
EPSS0.00135
SSVC
19