CVE-2019-11580
highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.954 · 100 %ileexploit · weaponizedEURUUSadded 2021-11-03remediate by 2022-05-03
required action Apply updates per vendor instructions.
EPSS · scored 2026-10-27
Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
ATT&CK techniques
ATT&CK techniques this enables or maps to.
exploits (3)
Public proof-of-concept and weaponised exploit code.
- shelld3v/CVE-2019-11580A CVE-2019-11580 shellPoC · poc_in_github
affected products (20)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (16)
External citations — patches, advisories, analysis.
- http://www.atlassian.com/cnnvd
- http://www.securityfocus.com/bid/108637cnnvd
- https://confluence.atlassian.com/x/3ADVOQcnnvd
- https://jira.atlassian.com/browse/CWD-5388cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-11580cnnvd
- https://packetstormsecurity.com/files/153102/Crowd-Crowd-Data-Center-pdkinstall-Enabled.htmlcnnvd
- https://packetstormsecurity.com/files/163810/Atlassian-Crowd-pdkinstall-Remote-Code-Execution.htmlcnnvd
- https://www.auscert.org.au/bulletins/ESB-2019.1903/cnnvd
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