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CVE-2026-65601 Traefik before 3.7.7 Namespace Confusion via HTTPRoute ExtensionRef

🗓️ 22 Jul 2026 11:21:47Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 42 Views

Traefik 3.7.0–3.7.6 has confusion in HTTPRoute extensionRef enabling cross-namespace middleware.

Related
Affected
Refs
[
  {
    "vendor": "traefik",
    "product": "traefik",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:golang/Traefik",
    "versions": [
      {
        "version": "3.7.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "3.7.7"
      },
      {
        "version": "3.7.7",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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