GHSA-WWQQ-X6W4-FRM2 Gitea: Denial of Service via Unbounded io.ReadAll in NPM Package Tag Endpoint

Summary An unbounded io.ReadAllctx.Req.Body call in the NPM package tag API endpoint allows any authenticated user to crash the Gitea server by sending a single large HTTP request. The request body is read entirely into memory with no size limit, causing an Out-of-Memory OOM kill. With concurrent...

Gitea: Blind SSRF in OAuth2 avatar synchronization via unvalidated OIDC picture claim

Summary When oauth2client UPDATEAVATAR = true is enabled, Gitea fetches the avatar URL received from an OAuth2/OIDC provider using Go's default HTTP client. The URL comes from the user's OAuth/OIDC avatar value, commonly the OIDC picture claim. The affected code path calls http.Geturl without...

PT-2026-63276

Name of the Vulnerable Software and Affected Versions Gitea versions prior to 1.27.0 Description An authenticated user can cause a denial of service by sending a large HTTP request to the NPM package tag API endpoint. The AddPackageTag function reads the entire request body into memory using...