{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"1.30.10"}],"component":"kimai/kimai","cve_ids":["CVE-2023-53957"],"ecosystem":"Packagist","epss":0.00592,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-cv8h-r7r5-vwj9","id":"tcs_01M5KF17E27DDCV3EKECP4XNWY","modified_at":"2026-02-20T18:41:29.267103Z","published_at":"2025-12-19T21:30:20Z","references":["https://osv.dev/vulnerability/GHSA-cv8h-r7r5-vwj9","https://nvd.nist.gov/vuln/detail/CVE-2023-53957","https://github.com/kimai/kimai","https://www.exploit-db.com/exploits/51278","https://www.vulncheck.com/advisories/kimai-samesite-cookie-vulnerability-session-hijacking"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-cv8h-r7r5-vwj9","url":"https://osv.dev/vulnerability/GHSA-cv8h-r7r5-vwj9"}],"summary":"Kimai contains a SameSite cookie vulnerability"}