CVE-2026-96399 — Gitea denial of service through external issue tracker patterns
A repository's external issue tracker regular expression containing alternating capture groups could produce invalid slice indexes when Gitea rendered issue references, causing …
Published: 2026-10-06 · CVSS: 7.5 · CVSS 3.1
A repository's external issue tracker regular expression containing alternating capture groups could produce invalid slice indexes when Gitea rendered issue references, causing a runtime panic that terminated the Gitea process. A user who can edit a repository's external issue tracker settings could make any later rendering of matching content, such as viewing a README, crash the instance for all users.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7