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CVE-2026-41181 Traefik: Errors middleware forwards Authorization and Cookie headers to separate error page service

🗓️ 15 May 2026 16:27:14Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

Traefik errors middleware leaks header data to the error page service, causing information disclosure.

Related
Affected
Refs
[
  {
    "vendor": "traefik",
    "product": "traefik",
    "versions": [
      {
        "version": ">= 3.7.0-rc.0, < 3.7.0-rc.3",
        "status": "affected"
      },
      {
        "version": ">= 3.0.0-beta1, < 3.6.14",
        "status": "affected"
      },
      {
        "version": "< 2.11.43",
        "status": "affected"
      }
    ]
  }
]

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