CVE-2025-2527

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CVSS 3.1

4.3 medium

EPSS

<1%p23

Published

May 15, 2025 (May 15, 2025)

Modified

Jun 17, 2026

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.

Vendors: mattermost
Products: mattermost server
Weakness: CWE-863
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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