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GO-2026-6209
Traefik: Gateway API route identity collision allows cross-namespace backend hijacking in github.com/traefik/traefik
Quick fix
GO-2026-6209 — github.com/traefik/traefik/v3: upgrade to the fixed version with the command below.
go get github.com/traefik/traefik/v3@v3.6.25Details
Traefik: Gateway API route identity collision allows cross-namespace backend hijacking in github.com/traefik/traefik
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/traefik/traefik
Introduced in:
0No fixed version published yet for github.com/traefik/traefik (go modules). Pin to a known-safe version or switch to an alternative.
Go/github.com/traefik/traefik/v2
Introduced in:
0No fixed version published yet for github.com/traefik/traefik/v2 (go modules). Pin to a known-safe version or switch to an alternative.
Go/github.com/traefik/traefik/v3
Introduced in:
3.0.0Fixed in: 3.6.25Fix
go get github.com/traefik/traefik/v3@v3.6.25References
- https://github.com/traefik/traefik/security/advisories/GHSA-fgjj-px3w-67xx[ADVISORY]
- https://github.com/traefik/traefik/commit/a764166656f0cd337f917ac76315c381cca844f9[FIX]
- https://github.com/traefik/traefik/pull/13580[FIX]
- https://github.com/traefik/traefik/releases/tag/v3.6.25[WEB]
- https://github.com/traefik/traefik/releases/tag/v3.7.10[WEB]