| id: GO-2026-5083 |
| modules: |
| - module: github.com/traefik/traefik |
| unsupported_versions: |
| - last_affected: 1.7.34 |
| vulnerable_at: 1.7.34 |
| - module: github.com/traefik/traefik/v2 |
| unsupported_versions: |
| - last_affected: 2.11.50 |
| vulnerable_at: 2.11.50 |
| - module: github.com/traefik/traefik/v3 |
| versions: |
| - fixed: 3.6.21 |
| - introduced: 3.7.0-ea.1 |
| - fixed: 3.7.5 |
| vulnerable_at: 3.7.4 |
| summary: |- |
| Traefik: Kubernetes Gateway crossProviderNamespaces bypass allows HTTPRoute |
| outside the allowlist to expose internal Traefik services in github.com/traefik/traefik |
| cves: |
| - CVE-2026-54761 |
| ghsas: |
| - GHSA-3g6v-2r68-prfc |
| references: |
| - advisory: https://github.com/traefik/traefik/security/advisories/GHSA-3g6v-2r68-prfc |
| - web: https://github.com/traefik/traefik/releases/tag/v3.6.21 |
| - web: https://github.com/traefik/traefik/releases/tag/v3.7.5 |
| source: |
| id: GHSA-3g6v-2r68-prfc |
| created: 2026-06-25T01:31:41.999434032-04:00 |
| review_status: UNREVIEWED |
