{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0.21.0"}],"component":"code.vikunja.io/api","cve_ids":["CVE-2026-54766"],"ecosystem":"Go","epss":0.00427,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-f27p-pw2p-9pr4","id":"tcs_01M5KGT58WEFMS2FVSPHHP013H","modified_at":"2026-09-02T19:45:14.029048850Z","published_at":"2026-09-02T18:37:27Z","references":["https://osv.dev/vulnerability/GO-2026-6311","https://github.com/go-vikunja/vikunja/security/advisories/GHSA-f27p-pw2p-9pr4","https://github.com/go-vikunja/vikunja/commit/d911caaa11c748c3abc6b98b3189afea2677bcb0","https://github.com/go-vikunja/vikunja/pull/3239","https://github.com/go-vikunja/vikunja/releases/tag/v2.4.0"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6311","url":"https://osv.dev/vulnerability/GO-2026-6311"}],"summary":"Vikunja has a project duplication bypasses write-permission check on the target parent project in code.vikunja.io/api"}