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CVE-2025-2527

MEDIUM CVSS: 4.3 Published: 2025-05-15 Modified: 2026-06-17

Description

Mattermost versions 10.5.x <= 10.5.2, 9.11.x <= 9.11.11 failed to properly verify a user's permissions when accessing groups, which allows an attacker to view group information via an API request.

Affected Platforms

Mattermost Mattermost Server

Weakness Type

CWE-863

References