Product · Atlassian

Crowd Data Center

7 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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High 8.8

CVE-2026-21582

This High severity BASM (Broken Authentication & Session Management) vulnerability known as CVE-2026-21582 was introduc…

Atlassian Crowd Data Center

Aug 18, 2026
High 7.9

CVE-2026-21569

This High severity XXE (XML External Entity Injection) vulnerability was introduced in version 7.1.0 of Crowd Data Cent…

Atlassian Crowd Data Center

Jan 28, 2026
High 8.0

CVE-2023-22521

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 3.4.6 of Crowd Data Center and S…

Atlassian Crowd Data Center Crowd Server

Nov 21, 2023
High 8.8

CVE-2022-26137

A vulnerability in multiple Atlassian products allows a remote, unauthenticated attacker to cause additional Servlet Fi…

Atlassian Confluence Data Center Confluence Server Crucible Web / CMS

Jul 20, 2022