Traefik v3.7.7 released on 08-07-2026
Traefik v3.7.7 is out now. Cluster operators and Kubernetes users should read the v3.7 → v3.7.7 migration guide to avoid regressions when upgrading.
See the migration guide (https://doc.traefik.io/traefik/v3.7/migrate/v3/#v377) and the release notes for full details and instructions before proceeding.
What’s in this release
- Fix consistency between HostSNI(*) and Host(*) routing rules to correct routing behaviour.
- Kubernetes, GatewayAPI and CRD provider fixes — including ExtensionRef filtering for backendRefs, cross-provider reference checks for TCP ServersTransport, and a fix preventing a panic when an EndpointSlice port value or name is nil.
- Core bug fixes and dependency bumps: software.sslmate.com/src/go-pkcs12 → v0.7.3 (ACME), go.opentelemetry.io/otel → v1.44.0; plus middleware fixes such as app-root nginx variable interpolation and ReplacePathRegex sanitisation.
Upgrade notes
- Read the v3.7 → v3.7.7 migration guide first: https://doc.traefik.io/traefik/v3.7/migrate/v3/#v377 — the release requires attention before upgrading.
- No additional breaking changes are documented in the release notes; follow the migration guide and the notes for compatibility details.
Share any comments on your upgrade experience or issues encountered so others can benefit from the notes and tips.
