{"schemaVersion":3,"id":"CVE-2026-111919","aliases":["GHSA-hjx8-qv73-f7cm","GO-2026-6733"],"status":"published","duplicateOf":null,"title":null,"description":"Vikunja 0.22.0 before 2.7.0 contains an improper access revocation vulnerability that allows removed collaborators to keep receiving project data through webhooks they created. 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Session Expiration","description":"According to WASC, \"Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization.\"","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/613.html"}],"affected":[{"vendor":"go-vikunja","product":"vikunja","name":"vikunja","label":"vikunja","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 0.22.0, < 2.7.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 0.22.0, < 2.7.0","eol":null,"hubHref":"/vendor/go-vikunja/vikunja"},{"vendor":"code.vikunja.io","product":"api","name":"code.vikunja.io/api","label":"api","ecosystem":"Go","cpePart":null,"purl":"pkg:golang/code.vikunja.io/api","purlType":"golang","versions":[{"text":"≥ 0.22.0, ≤ 2.6.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 0.22.0","noFixRecorded":true,"fixedIn":null}],"versionsText":"≥ 0.22.0, ≤ 2.6.0 | ≥ 0.22.0 (No fix recorded)","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm","label":"github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm","hostname":"github.com","tags":["Vendor Advisory","WEB","Advisory"]},{"url":"https://www.vulncheck.com/advisories/vikunja-0.22.0-before-2.7.0-improper-access-revocation-via-webhooks","label":"www.vulncheck.com/advisories/vikunja-0.22.0-before-2.7.0-improper-access-revocation-via-webhooks","hostname":"www.vulncheck.com","tags":["Third Party Advisory"]},{"url":"https://github.com/go-vikunja/vikunja","label":"github.com/go-vikunja/vikunja","hostname":"github.com","tags":["PACKAGE"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-10-17T18:46:33.951Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-19T21:34:42.072Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":28,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T09:13:16.935Z","stale":false,"partial":false}}