CVE-2025-2527

Improper access control to group information

State: Published
Severity: 4.3 Medium
Published: May 15, 2025
Updated: May 15, 2025
Reserved: Mar 19, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	Mattermost

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
MattermostMattermost	10.5.0 through 10.5.2Affected 9.11.0 through 9.11.11Affected 10.7.0Not affected 10.5.3Not affected 9.11.12Not affected

References

https://mattermost.com/security-updates

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