{"id":"CVE-2026-123528","title":"Vikunja before 2.7.1 Insufficient Session Expiration via HTTP Token Middleware","summary":"Vikunja before 2.7.1 contains an insufficient session expiration vulnerability that allows holders of revoked access tokens to keep authenticating because SetupTokenMiddleware skips session and account-status checks. Attackers with a sto…","severity":"medium","cvss":6.8,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","cvssSource":"cna","cwe":["CWE-613"],"vendor":"go-vikunja","product":"vikunja","affected":["vikunja < 2.7.1"],"published":"2026-11-08","updated":"2026-11-08","sourceUpdated":"2026-11-08T01:37:36.960Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-123528","references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-4qvp-948j-4cgv","label":"GitHub Security Advisory (GHSA-4qvp-948j-4cgv)"},{"url":"https://www.vulncheck.com/advisories/vikunja-before-2.7.1-insufficient-session-expiration-via-http-token-middleware","label":"VulnCheck Advisory: Vikunja before 2.7.1 Insufficient Session Expiration via HTTP Token Middleware"}],"tags":["cve.org"],"ingestedAt":"2026-11-08T02:43:18.689Z","slug":"CVE-2026-123528","body":"## Overview\n\nVikunja before 2.7.1 contains an insufficient session expiration vulnerability that allows holders of revoked access tokens to keep authenticating because SetupTokenMiddleware skips session and account-status checks. Attackers with a stolen token can, after logout, password reset, or account disabling, mint OAuth sessions via /oauth/authorize or tk_ API tokens for persistent access.\n\n## Affected\n\n- `vikunja < 2.7.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}