{"action":"Upgrade code.vikunja.io/api to 2.2.1 or later.","affected":[{"fixed":"2.2.1","introduced":"0"}],"component":"code.vikunja.io/api","cve_ids":["CVE-2026-56765"],"ecosystem":"Go","epss":0.00512,"exploited":false,"fixed_versions":["2.2.1"],"ghsa_id":"GHSA-2pv8-4c52-mf8j","id":"tcs_01M5KESGCWAGZJ6BEG5B42D9F9","modified_at":"2026-07-11T04:11:20.107626638Z","published_at":"2026-03-26T16:56:24Z","references":["https://osv.dev/vulnerability/GHSA-2pv8-4c52-mf8j","https://github.com/go-vikunja/vikunja/security/advisories/GHSA-2pv8-4c52-mf8j","https://github.com/go-vikunja/vikunja/security/advisories/GHSA-8hp8-9fhr-pfm9","https://github.com/go-vikunja/vikunja/security/advisories/GHSA-jfmm-mjcp-8wq2","https://github.com/go-vikunja/vikunja","https://vikunja.io/changelog/vikunja-v2.2.2-was-released"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-2pv8-4c52-mf8j","url":"https://osv.dev/vulnerability/GHSA-2pv8-4c52-mf8j"}],"summary":"Vikunja: Unauthenticated Instance-Wide Data Breach via Link Share Hash Disclosure Chained with Cross-Project Attachment IDOR"}