CVEvulnerability

CVE-2026-21569

7.9 HIGH Published 2026-01-28 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-01-28
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.9 HIGH — CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:H
Weaknesses
CWE-611

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.

Affected configurations

• atlassian crowd (>= 7.1.0 < 7.1.3)

Related

Weakness · CWE (1)

  • CWE-611 Improper Restriction of XML External Entity Reference weakness

References