Gitea Docker image: `REVERSE_PROXY_TRUSTED_PROXIES = *` default lets any source IP impersonate any user via `X-WEBAUT...
High-risk advisory
CVE-2026-20896
Summary
Gitea Docker image: `REVERSE_PROXY_TRUSTED_PROXIES = *` default lets any source IP impersonate any user via `X-WEBAUTH-USER`
Why it matters
GitHub has published a reviewed security advisory for code.gitea.io/gitea. Prioritize it with other application dependency updates, especially because EPSS places it in the 52% percentile.
Operator check
Check whether code.gitea.io/gitea is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.8%; percentile: 52%.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.