{"id":"GO-2026-4454","summary":"Gogs vulnerable to Stored XSS via Mermaid diagrams in gogs.io/gogs","details":"Gogs vulnerable to Stored XSS via Mermaid diagrams in gogs.io/gogs.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: gogs.io/gogs before v0.13.4.","aliases":["GHSA-26gq-grmh-6xm6"],"modified":"2026-02-19T20:41:26.142855Z","published":"2026-02-17T18:09:06Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4454"},"references":[{"type":"ADVISORY","url":"https://github.com/gogs/gogs/security/advisories/GHSA-26gq-grmh-6xm6"},{"type":"WEB","url":"https://github.com/gogs/gogs/commit/71a72a72ad1c8cea7940c9d7e4cbdfbc0fc3d401"},{"type":"WEB","url":"https://github.com/mermaid-js/mermaid/security/advisories/GHSA-7rqq-prvp-x9jh"},{"type":"WEB","url":"https://github.com/mermaid-js/mermaid/security/advisories/GHSA-8gwm-58g9-j8pw"}],"affected":[{"package":{"name":"gogs.io/gogs","ecosystem":"Go","purl":"pkg:golang/gogs.io/gogs"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"custom_ranges":[{"events":[{"introduced":"0"},{"fixed":"0.13.4"}],"type":"ECOSYSTEM"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4454.json"}}],"schema_version":"1.7.3"}