Go/github.com/traefik/traefik/v2 CVE-2026-41174: medium 6.4, EPSS 0.25%

Traefik Kubernetes CRD allows unauthorized cross-namespace middleware binding

Action: Upgrade github.com/traefik/traefik/v2 to 2.11.43 or later.

go get github.com/traefik/traefik/v2@v2.11.43

Affected

Fixed versions

Sources

• osv: GHSA-xhjw-95fp-8vgq#Go/github.com/traefik/traefik/v2
• https://github.com/traefik/traefik/security/advisories/GHSA-xhjw-95fp-8vgq
• https://nvd.nist.gov/vuln/detail/CVE-2026-41174
• https://github.com/traefik/traefik/commit/df00d82fc7f12e07199551832b54de6d0e55414d
• https://github.com/traefik/traefik
• https://github.com/traefik/traefik/releases/tag/v2.11.43
• https://github.com/traefik/traefik/releases/tag/v3.6.14
• https://github.com/traefik/traefik/releases/tag/v3.7.0-rc.2

CVE-2026-41174 · published 2026-04-24T20:12:10Z · modified 2026-06-25T23:11:34.624569509Z · JSON