Go/github.com/traefik/traefik/v2 CVE-2026-33433: high 8.8, EPSS 0.49%
Traefik Vulnerable to BasicAuth/DigestAuth Identity Spoofing via Non-Canonical headerField in github.com/traefik/traefik
Action: Upgrade github.com/traefik/traefik/v2 to 2.11.42 or later.
go get github.com/traefik/traefik/v2@v2.11.42Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.11.42 | - |
Fixed versions
| 2.11.42 |
Sources
- osv: GO-2026-4893#Go/github.com/traefik/traefik/v2
- nvd: CVE-2026-33433
- https://github.com/traefik/traefik/security/advisories/GHSA-qr99-7898-vr7c
- https://github.com/traefik/traefik/releases/tag/v2.11.42
- https://github.com/traefik/traefik/releases/tag/v3.6.11
- https://github.com/traefik/traefik/releases/tag/v3.7.0-ea.3
CVE-2026-33433 · published · modified · JSON