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CVE-2026-28755

🗓️ 24 Mar 2026 14:13:26Reported by f5Type 
cve
 cve
🔗 web.nvd.nist.gov👁 21 Views

CVE-2026-28755: NGINX may accept TLS handshakes with revoked certs when ssl_verify_client and ssl_ocsp.

Related
Detection
Affected
Refs
NVD
Node
f5nginx_plusMatchr33
OR
f5nginx_plusMatchr33p1
OR
f5nginx_plusMatchr33p2
OR
f5nginx_plusMatchr33p3
OR
f5nginx_plusMatchr34
OR
f5nginx_plusMatchr34p1
OR
f5nginx_plusMatchr34p2
OR
f5nginx_plusMatchr35p1
OR
f5nginx_plusMatchr36
OR
f5nginx_plusMatchr36p1
OR
f5nginx_plusMatchr36p2
Node
f5nginx_open_sourceRange0.5.130.9.7
OR
f5nginx_open_sourceRange1.27.21.28.3
OR
f5nginx_open_sourceRange1.29.01.29.7
[
  {
    "vendor": "F5",
    "product": "NGINX Open Source",
    "modules": [
      "ngx_stream_ssl_module"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "1.29.0",
        "lessThan": "1.29.7",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "1.27.2",
        "lessThan": "1.28.3",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "F5",
    "product": "NGINX Plus",
    "modules": [
      "ngx_stream_ssl_module"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "R36",
        "lessThan": "R36 P3",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "R35",
        "lessThan": "R35 P2",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "R34",
        "lessThan": "*",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "R33",
        "lessThan": "*",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]

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26 Mar 2026 14:09Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
CVSS 45.3
EPSS0.00012
21