CVE-2026-21569

NONE EPSS 21.3%
Published Jan 28, 20265mo ago · Modified Jun 17, 20261w ago
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Published Jan 28, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago

Description

This High severity XXE (XML External Entity Injection) vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This XXE (XML External Entity Injection) vulnerability, with a CVSS Score of 7.9, allows an authenticated attacker to access local and remote content which has high impact to confidentiality, low impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Crowd Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: * Crowd Data Center and Server 7.1: Upgrade to a release greater than or equal to 7.1.3 See the release notes (https://confluence.atlassian.com/crowd/crowd-release-notes-199094.html). You can download the latest version of Crowd Data Center and Server from the download center (https://www.atlassian.com/software/crowd/download-archive). This vulnerability was reported via our Atlassian (Internal) program.

Threat Intelligence

EPSS Exploit Probability
21.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-611

Affected Products 1

VendorProductVersionRange
atlassiancrowd*≥7.1.0  –  <7.1.3

References 2

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.