{"id":"CVE-2021-3976","aliases":["EUVD-2021-2289","GHSA-427q-jp8v-ww95"],"status":"published","title":"Cross-Site Request Forgery (CSRF) in kevinpapst/kimai2","description":"kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)","severity":{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00399,"percentile":0.34442,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-352"],"published":"2021-11-19T10:35:10Z","modified":"2026-10-20T10:54:54Z","fixes":[{"ecosystem":"Packagist","package":"kevinpapst/kimai2","fixed_in":["1.16.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"kevinpapst/kimai2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2"}]}]},{"source":"osv","ecosystem":"Packagist","package":"kevinpapst/kimai2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2"}]}],"versions":["0.1","0.2","0.3","0.4","0.5","0.6","0.6.1","0.7","0.8","0.8.1","0.9","1.0","1.0.1","1.1","1.10","1.10.1","1.10.2","1.11","1.11.1","1.12","1.13","1.14","1.14.1","1.14.2","1.14.3","1.15","1.15.1","1.15.2","1.15.3","1.15.4","1.15.5","1.15.6","1.16","1.16.1","1.2","1.3","1.4","1.4.1","1.4.2","1.5","1.6","1.6.1","1.6.2","1.7","1.8","1.9"]}],"products":[{"vendor":"kevinpapst","product":"kevinpapst/kimai2"},{"vendor":"kimai","product":"kimai_2"}],"references":[{"url":"https://huntr.dev/bounties/0567048a-118c-42ec-9f94-b55533017406","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/kevinpapst/kimai2/commit/b28e9c120c87222e21a238f1b03a609d6a5d506e","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3976","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-427q-jp8v-ww95"}],"sources":{"cve":[{"id":"CVE-2021-3976","title":"Cross-Site Request Forgery (CSRF) in kevinpapst/kimai2","description":"kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)","status":"published","published":"2021-11-19T10:35:10Z","modified":"2024-08-03T17:09:09.628Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-2289","description":"kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)","status":"published","published":"2021-11-19T10:35:10Z","modified":"2024-08-03T17:09:09Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:25:11.376657Z"}],"ghsa":[{"id":"GHSA-427q-jp8v-ww95","title":"Cross-site Scripting in kimai2","description":"CSRF related to duplicate action. (the duplication occurs first before redirecting to edit form). This vulnerability is capable of tricking admin users to duplicate teams.","status":"published","published":"2021-11-23T18:16:50Z","modified":"2023-02-01T05:06:28Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:36:39.086869Z"}],"nvd":[{"id":"CVE-2021-3976","description":"kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)","status":"published","published":"2021-11-19T11:15:07.88Z","modified":"2026-06-17T04:06:19.58Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:07:01.428028Z"}],"osv":[{"id":"CVE-2021-3976","description":"kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)","status":"published","published":"2021-11-19T11:15:07.88Z","modified":"2026-10-20T10:54:54.753856505Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:20.843843Z"},{"id":"GHSA-427q-jp8v-ww95","title":"Cross-site Scripting in kimai2","description":"CSRF related to duplicate action. (the duplication occurs first before redirecting to edit form). This vulnerability is capable of tricking admin users to duplicate teams.","status":"published","published":"2021-11-23T18:16:50Z","modified":"2023-11-08T04:06:39.855705Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:46:36.434231Z"}]}}