CVE-2026-41181

medium
Published 2026-05-15 · Modified 2026-05-15
CVSS v3
5.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
CVSS v2
VIR risk
5.8

Description

Traefik's errors middleware forwards Authorization and Cookie headers to separate error page service

Predictions

Exploit likelihood
68%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/traefik/traefik/security/advisories/GHSA-p6hg-qh38-555r

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/traefik/traefik/releases/tag/v3.7.0-rc.3

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/traefik/traefik/releases/tag/v3.6.15

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/traefik/traefik/releases/tag/v2.11.44

Package impact

EcosystemPackageVulnerableFixed
golang Gogithub.com/traefik/traefik/v2<2.11.442.11.44
golang Gogithub.com/traefik/traefik/v3<3.6.153.6.15
golang Gogithub.com/traefik/traefik/v3>=3.7.0-rc.0,<3.7.0-rc.33.7.0-rc.3
golang GOgithub.com/traefik/traefik/v3>= 3.7.0-rc.0, <= 3.7.0-rc.23.7.0-rc.3
golang GOgithub.com/traefik/traefik/v3<= 3.6.143.6.15
golang GOgithub.com/traefik/traefik/v2<= 2.11.432.11.44

Application impact

VendorProductVersionsFixed
traefiktraefik{"endExcluding":"2.11.44"}2.11.44
traefiktraefik3.7.0

References

CWEs

CWE-201

Verify integrity in audit chain (admin only). AS-IS.