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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👁 53 Views

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

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-41181
15 May 202616:27
attackerkb
circl
Circl
CVE-2026-41181
4 May 202616:54
circl
cnnvd
CNNVD
Traefik 安全漏洞
15 May 202600:00
cnnvd
cve
CVE
CVE-2026-41181
15 May 202616:27
cve
euvd
EUVD
EUVD-2026-30557
15 May 202616:27
euvd
github
Github Security Blog
Traefik's errors middleware forwards Authorization and Cookie headers to separate error page service
4 May 202619:26
github
nessus
Tenable Nessus
Traefik < 2.11.44 / 3.x < 3.6.15 Information Disclosure (GHSA-p6hg-qh38-555r)
8 May 202600:00
nessus
nvd
NVD
CVE-2026-41181
15 May 202617:16
nvd
osv
OSV
CGA-2FGR-MH37-9GV7
5 May 202613:32
osv
osv
OSV
CGA-8WM3-GHC5-PF94
6 May 202612:57
osv
Rows per page
[
  {
    "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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