CISA-confirmed known exploited vulnerability

CVE-2019-11580

Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability

Atlassian · Crowd and Crowd Data Center

Vulnerability details

Atlassian Crowd and Crowd Data Center contain a remote code execution vulnerability resulting from a pdkinstall development plugin being incorrectly enabled in release builds.

Added to CISA KEV: 2021-11-03

Ransomware campaign use: Known

CISA due date: 2022-05-03

Defensive guidance from CISA

Apply updates per vendor instructions.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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