Servers and applications
CVE-2026-114637
Traefik from v3.2.0 before v3.7.14 contains an authentication bypass vulnerability in the experimental FastProxy connection pool, which fails to pin NTLM/Negotiate-authenticated backend connections to their frontend connection. Unauthenticated clients can be handed a pooled keep-alive backend connection where a victim completed an NTLM or Negotiate handshake, letting them read victim data and…
- Severity
- High 7.0
- Published
- 22 Oct 2026
- Last changed
- 28 Oct 2026
- Added to UpHeron
- 1 Nov 2026
- Fixed in
- 3.7.14
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
TraefikServers and applications · cpe:a:traefik:traefik |
|