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CVE-2026-55723 NGINX Ingress Controller vulnerability

🗓️ 15 Jul 2026 14:33:44Reported by f5Type 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

CVE-2026-55723: Authenticated CRD or Ingress annotation writers can inject NGINX directives.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
CVE-2026-55723
15 Jul 202614:33
attackerkb
circl
CVE-2026-55723
15 Jul 202616:56
circl
cve
CVE-2026-55723
15 Jul 202614:33
cve
euvd
EUVD-2026-44680
15 Jul 202614:33
euvd
f5
K000161800: NGINX Ingress Controller vulnerability CVE-2026-55723
15 Jul 202613:41
f5
f5
K000161837: Out-of-band Security Notification (July 15, 2026)
15 Jul 202613:46
f5
nvd
CVE-2026-55723
15 Jul 202615:16
nvd
ptsecurity
PT-2026-60183
15 Jul 202600:00
ptsecurity
vulnrichment
CVE-2026-55723 NGINX Ingress Controller vulnerability
15 Jul 202614:33
vulnrichment
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "Custom Resource Definitions",
      "Ingress Annotations"
    ],
    "product": "NGINX Ingress Controller",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "5.5.2",
        "status": "affected",
        "version": "5.0.0",
        "versionType": "custom"
      },
      {
        "lessThan": "2026-lts-r3",
        "status": "affected",
        "version": "2026-lts-r1",
        "versionType": "custom"
      }
    ]
  }
]

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