{"id":"CVE-2021-39126","aliases":["EUVD-2021-25562","GHSA-mx7r-hxjj-47w7"],"status":"published","title":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify...","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00726,"percentile":0.54568,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2021-10-21T02:45:15Z","modified":"2026-06-17T04:03:07Z","products":[{"vendor":"atlassian","product":"jira data center"},{"vendor":"atlassian","product":"jira server"},{"vendor":"atlassian","product":"jira_data_center"},{"vendor":"atlassian","product":"jira_server"}],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-71806","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39126"},{"url":"https://github.com/advisories/GHSA-mx7r-hxjj-47w7"}],"sources":{"cve":[{"id":"CVE-2021-39126","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2021-10-21T02:45:15.829Z","modified":"2024-10-10T16:06:08.753Z","updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-25562","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2021-10-21T02:45:15Z","modified":"2024-10-10T16:06:08Z","updated_at":"2026-11-03T00:27:41.012246Z"}],"ghsa":[{"id":"GHSA-mx7r-hxjj-47w7","title":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify...","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.2.","status":"published","published":"2022-05-24T19:18:30Z","modified":"2023-01-30T05:02:58Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:46:44.594683Z"}],"nvd":[{"id":"CVE-2021-39126","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user's CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2021-10-21T03:15:07.133Z","modified":"2026-06-17T04:03:07.237Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:07:00.137719Z"}]}}