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Vulnerability Intelligence Report
Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability

CVE-2019-11580

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.

CISA KEV Nuclei Template SSVC: Active Exploitation Automatable
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:95.36%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—

Affected Products & Versions

Vendor Product Affected Versions
Atlassian Crowd 2.1.0 < unspecified (affected), unspecified < 3.0.5 (affected), 3.1.0 < unspecified (affected), unspecified < 3.1.6 (affected), 3.2.0 < unspecified (affected), unspecified < 3.2.8 (affected), 3.3.0 < unspecified (affected), unspecified < 3.3.5 (affected), 3.4.0 < unspecified (affected), unspecified < 3.4.4 (affected)

References & Technical Advisories

No reference links found.

Threat Intelligence Signals

CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
95.355%

Identity & Timeline

StatusPUBLISHED
Assigning AuthorityAtlassian · Vendor · Australia
Reserved2019-04-29T00:00:00
Published2019-06-03T13:43:48
Patch Date2019-05-22
Last Updated2025-10-21T23:45:35

LINK COPIED TO CLIPBOARD