Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

CVE-2026-20896

Gitea Docker images up to 1.26.2 ship REVERSE_PROXY_TRUSTED_PROXIES = *, which allows any source IP to spoof and impersonate a user via X-WEBAUTH-USER when reverse-proxy authentication is enabled. This affects gitea/gitea:1.26.2 and related Docker templates, enabling unauthenticated impersonation...