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EUVD-2026-39565

🗓️ 26 Jun 2026 00:32:06Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Zero length HMAC tag rejected in EVP DigestVerifyFinal to prevent forgery; tag length must match MAC length.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-6331
25 Jun 202620:56
attackerkb
Circl
CVE-2026-6331
25 Jun 202621:57
circl
CVE
CVE-2026-6331
25 Jun 202620:56
cve
Cvelist
CVE-2026-6331 HMAC zero-length tag forgery in EVP_DigestVerifyFinal
25 Jun 202620:56
cvelist
NVD
CVE-2026-6331
25 Jun 202622:17
nvd
Positive Technologies
PT-2026-52604
25 Jun 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "1fa865d3-b9e6-3b6b-9c13-edb143749006",
        "vendor": {
          "name": "wolfSSL"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "95f23e82-f6db-3155-989c-175f8fc2cd12",
        "product": {
          "name": "wolfSSL",
          "vendor": {
            "name": "wolfSSL"
          }
        },
        "product_version": "3.15.5 ≤5.9.1"
      }
    ]
  }
]

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26 Jun 2026 00:32Current
5.8Medium risk
Vulners AI Score5.8
CVSS 42.1
3