{"id":"CVE-2019-20413","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-20413","generatedAt":"2026-10-27T23:36:16.586Z","title":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability on the UserPickerBrowser.jspa page.","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability on the UserPickerBrowser.jspa page. The affected versions are before version 7.13.9, and from version 8.0.0 before 8.4.2.","published":"2020-06-29T06:15:11.000Z","lastModified":"2026-06-17T02:30:24.000Z","status":"Modified","sourceIdentifier":"security@atlassian.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["atlassian/jira","atlassian/jira data center","atlassian/jira server","atlassian/jira software data center"],"epss":{"score":0.02129,"percentile":0.81823,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-70883","tags":["Vendor Advisory"],"source":"security@atlassian.com"},{"url":"https://jira.atlassian.com/browse/JRASERVER-70883","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-20413","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}