{"id":"CVE-2019-11580","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-11580","generatedAt":"2026-10-28T19:19:43.204Z","title":"Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability","description":"Atlassian Crowd and Crowd Data Center had the pdkinstall development plugin incorrectly enabled in release builds. Attackers who can send unauthenticated or authenticated requests to a Crowd or Crowd Data Center instance can exploit this vulnerability to install arbitrary plugins, which permits remote code execution on systems running a vulnerable version of Crowd or Crowd Data Center. All versions of Crowd from version 2.1.0 before 3.0.5 (the fixed version for 3.0.x), from version 3.1.0 before 3.1.6 (the fixed version for 3.1.x), from version 3.2.0 before 3.2.8 (the fixed version for 3.2.x), from version 3.3.0 before 3.3.5 (the fixed version for 3.3.x), and from version 3.4.0 before 3.4.4 (the fixed version for 3.4.x) are affected by this vulnerability.","published":"2019-06-03T14:29:00.000Z","lastModified":"2026-06-17T02:13:12.000Z","status":"Analyzed","sourceIdentifier":"security@atlassian.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["atlassian/crowd"],"epss":{"score":0.95355,"percentile":0.99866,"date":"2026-10-27","history":[]},"kev":{"listed":true,"dateAdded":"2021-11-03","dueDate":"2022-05-03","knownRansomwareCampaignUse":"Known","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-11580"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/163810/Atlassian-Crowd-pdkinstall-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"security@atlassian.com"},{"url":"http://www.securityfocus.com/bid/108637","tags":["Broken Link"],"source":"security@atlassian.com"},{"url":"https://jira.atlassian.com/browse/CWD-5388","tags":["Issue Tracking","Mitigation","Vendor Advisory"],"source":"security@atlassian.com"},{"url":"http://packetstormsecurity.com/files/163810/Atlassian-Crowd-pdkinstall-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/108637","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://jira.atlassian.com/browse/CWD-5388","tags":["Issue Tracking","Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11580","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-11580","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."}