CVE-2026-24135: Gogs vulnerable to arbitrary file deletion via path traversal in wiki page update

Gogs is an open source self-hosted Git service. In version 0.13.3 and prior, a path traversal vulnerability exists in the updateWikiPage function of Gogs. The vulnerability allows an authenticated user with write access to a repository's wiki to delete arbitrary files on the server by manipulating the old_title parameter in the wiki editing form. This issue has been patched in versions 0.13.4 and 0.14.0+dev.