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CVE-2026-93479 NGINX map directive and regex matching vulnerability

🗓️ 14 Oct 2026 14:40:27Reported by f5Type 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

Unauthenticated DoS or code execution in NGINX Plus and NGINX Open Source map directive.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-93479
14 Oct 202615:52
–circl
cve
CVE
CVE-2026-93479
14 Oct 202614:40
–cve
euvd
EUVD
EUVD-2026-101114
14 Oct 202614:40
–euvd
f5
F5 Networks
K000162607: NGINX map directive and regex matching vulnerability CVE-2026-93479
14 Oct 202613:36
–f5
f5
F5 Networks
K000163408: Out-of-band Security Notification (October 14, 2026)
14 Oct 202613:47
–f5
nginx
Nginx
Buffer overflow in script evaluation
14 Oct 202614:40
–nginx
nvd
NVD
CVE-2026-93479
14 Oct 202615:17
–nvd
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "The map directive with regex matching"
    ],
    "product": "NGINX Plus",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "37.1.0.1",
        "status": "affected",
        "version": "37.1.0",
        "versionType": "custom"
      },
      {
        "lessThan": "37.0.5.1",
        "status": "affected",
        "version": "37.0.0",
        "versionType": "custom"
      },
      {
        "lessThan": "*",
        "status": "affected",
        "version": "R36",
        "versionType": "custom"
      },
      {
        "lessThan": "*",
        "status": "affected",
        "version": "R35",
        "versionType": "custom"
      },
      {
        "lessThan": "*",
        "status": "affected",
        "version": "R34",
        "versionType": "custom"
      },
      {
        "lessThan": "*",
        "status": "affected",
        "version": "R33",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "modules": [
      "The map directive with regex matching"
    ],
    "product": "NGINX Open Source",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "1.31.7",
        "status": "affected",
        "version": "1.31.2",
        "versionType": "custom"
      },
      {
        "lessThan": "1.30.6",
        "status": "affected",
        "version": "1.30.0",
        "versionType": "custom"
      }
    ]
  }
]

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