{"id":"CVE-2026-123502","published":"2026-11-08T02:16:38.040","lastModified":"2026-11-09T14:17:09.323","description":"Vikunja before 2.7.1 contains an information exposure vulnerability that allows log readers to obtain link-share hashes because the request logger records the raw URI of the /shares/:share/auth route. Attackers with access to Vikunja or reverse proxy access logs can reuse non-expiring, non-password-protected share hashes to obtain a project JWT with read, write or admin permission.","cvssScore":5.2,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:N","cwes":["CWE-532"],"vendors":[],"products":[],"references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-ff52-3296-2fvr","tags":[]},{"url":"https://www.vulncheck.com/advisories/vikunja-before-2.7.1-link-share-hash-exposure-via-request-path-logging","tags":[]}],"exploitRefs":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-ff52-3296-2fvr","tags":[]}],"hasPoc":true,"ai":null}