{"id":"EUVD-2026-21494","revision":"9e2ec0e9641f488d9cb015ce28ed42af","records":[{"revision":"9e2ec0e9641f488d9cb015ce28ed42af","observedAt":"2026-10-28T05:00:54.755+00:00","statement":{"source":"euvd","id":"EUVD-2026-21494","aliases":["CVE-2026-40103","GHSA-v479-vf79-mg83"],"title":"Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, Vikunja's scoped API token enforcement for custom project background routes is method-confused. A token with only projects.background can successfully delete a …","description":"Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, Vikunja's scoped API token enforcement for custom project background routes is method-confused. A token with only projects.background can successfully delete a project background, while a token with only projects.background_delete is rejected. This is a scoped-token authorization bypass. This vulnerability is fixed in 2.3.0.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":4.3,"severity":null}],"references":["https://github.com/go-vikunja/vikunja/security/advisories/GHSA-v479-vf79-mg83","https://github.com/go-vikunja/vikunja/pull/2584","https://github.com/go-vikunja/vikunja/commit/6a0f39b252a81fa4b19dc56dc889183acc9225ae","https://github.com/go-vikunja/vikunja/releases/tag/v2.3.0"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-21494","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Apr 10, 2026, 4:12:27 PM","dateUpdated":"Apr 15, 2026, 2:45:18 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-21494","identifiers":["EUVD-2026-21494","CVE-2026-40103","GHSA-v479-vf79-mg83"]},"retained":false,"historicalAffected":[]}],"coverage":[]}