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CVE-2026-5501 Improper Certificate Signature Verification in X.509 Chain Validation Allows Forged Leaf Certificates

🗓️ 10 Apr 2026 03:07:39Reported by wolfSSLType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

CVE-2026-5501: wolfSSL X509_verify_cert may accept forged leaf certs via untrusted intermediates.

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Rows per page
[
  {
    "vendor": "wolfSSL",
    "product": "wolfSSL",
    "modules": [
      "wolfSSL_X509_verify_cert"
    ],
    "programFiles": [
      "src/x509_str.c"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "5.9.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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