{"id":"GO-2026-6732","aliases":["GHSA-g38j-7v97-x298"],"title":"Vikunja: CalDAV relation creation bypasses TaskRelation.CanCreate, allowing an unauthorized write into any task by known UID in code.viku…","summary":"Vikunja: CalDAV relation creation bypasses TaskRelation.CanCreate, allowing an unauthorized write into any task by known UID in code.vikunja.io/api","severity":"none","vendor":"api","product":"code.vikunja.io/api","ecosystem":"go","affected":["code.vikunja.io/api"],"published":"2026-10-19","updated":"2026-10-19","sourceUpdated":"2026-10-19T21:31:52.830306515Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GO-2026-6732","references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-g38j-7v97-x298"},{"url":"https://github.com/go-vikunja/vikunja/commit/077dc4de79ce6f1ab59215a2c7bf9b30423685f2"},{"url":"https://github.com/go-vikunja/vikunja/pull/3688"},{"url":"https://github.com/go-vikunja/vikunja/releases/tag/v2.6.0"}],"tags":["osv","go"],"ingestedAt":"2026-10-21T11:54:42.766Z","slug":"GO-2026-6732","body":"## Overview\n\nVikunja: CalDAV relation creation bypasses TaskRelation.CanCreate, allowing an unauthorized write into any task by known UID in code.vikunja.io/api.\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: code.vikunja.io/api before v2.6.0.\n\n## Affected packages\n\n- `code.vikunja.io/api`\n\n## Remediation\n\nRefer to the advisory for the patched release.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}