{"id":"CVE-2021-39127","aliases":["EUVD-2021-25563","GHSA-wwr3-qq72-5vcc"],"status":"published","title":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to...","description":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01314,"percentile":0.71151,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-668"],"published":"2021-10-21T02:35:10Z","modified":"2026-06-17T04:03:07Z","products":[{"vendor":"atlassian","product":"jira"},{"vendor":"atlassian","product":"jira data center"},{"vendor":"atlassian","product":"jira server"},{"vendor":"atlassian","product":"jira_data_center"},{"vendor":"atlassian","product":"jira_server"},{"vendor":"atlassian","product":"jira_software_data_center"}],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-72003","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39127"},{"url":"https://github.com/advisories/GHSA-wwr3-qq72-5vcc"}],"sources":{"cve":[{"id":"CVE-2021-39127","description":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2021-10-21T02:35:10.353Z","modified":"2024-10-10T16:05:21.853Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-25563","description":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2021-10-21T02:35:10Z","modified":"2024-10-10T16:05:21Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:27:41.012246Z"}],"ghsa":[{"id":"GHSA-wwr3-qq72-5vcc","title":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to...","description":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2022-05-24T19:18:30Z","modified":"2023-01-30T05:02:57Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-668"],"updated_at":"2026-11-02T14:46:44.594683Z"}],"nvd":[{"id":"CVE-2021-39127","description":"Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.","status":"published","published":"2021-10-21T03:15:07.177Z","modified":"2026-06-17T04:03:07.343Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:00.137719Z"}]}}