VDB
GO-2026-4893
GO-2026-4893
PUBLISHED
Traefik Vulnerable to BasicAuth/DigestAuth Identity Spoofing via Non-Canonical headerField in github.com/traefik/traefik
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| github.com | traefik/traefik | 0, 0 |
| github.com | traefik/traefik/v2 | 0, 0 |
| github.com | traefik/traefik/v3 | 3.0.0-beta1, 3.7.0-ea.1, 3.0.0-beta1 |
Timeline
- Apr 2, 2026 CVE Published
- Apr 7, 2026 CVE Updated
- May 1, 2026 Security Advisory
References
- https://github.com/traefik/traefik/security/advisories/GHSA-qr99-7898-vr7c advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-33433 advisory
- https://github.com/traefik/traefik/releases/tag/v2.11.42 fix
- https://github.com/traefik/traefik/releases/tag/v3.6.11 fix
- https://github.com/traefik/traefik/releases/tag/v3.7.0-ea.3 fix