CVE-2025-3611

Low

Description

Mattermost versions 10.7.x <= 10.7.0, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fails to properly enforce access control restrictions for System Manager roles, allowing authenticated users with System Manager privileges to view team details they should not have access to via direct API requests to team endpoints, even when explicitly configured with 'No access' to Teams in the System Console.

SeverityLow
CVSS3.1
Exploit probability—
ProductMattermost Server
PublishedMay 30, 2025
First seenMay 30, 2025

How to fix

Update
  • mattermost mattermost_server9.11.13, 10.5.4 or later
  • github.com/mattermost/mattermost/server/v810.7.1, 10.5.4, 9.11.13, 8.0.0-20250414154356-6f33b721de76 or later
  • github.com/mattermost/mattermost-server9.11.13+incompatible, 10.5.4+incompatible, 10.7.1+incompatible or later

Affected products

ProductAffected versionsFixed in
mattermost mattermost_server9.11.0 ≤ v < 9.11.13, 10.5.0 ≤ v < 10.5.4, 10.7.09.11.13, 10.5.4
github.com/mattermost/mattermost/server/v8Go10.6.0-rc1 ≤ v < 10.7.1, 10.0.0-rc1 ≤ v < 10.5.4, 9.0.0-rc1 ≤ v < 9.11.13, v < 8.0.0-20250414154356-6f33b721de7610.7.1, 10.5.4, 9.11.13, 8.0.0-20250414154356-6f33b721de76
github.com/mattermost/mattermost-serverGo9.0.0-rc1+incompatible ≤ v < 9.11.13+incompatible, 10.0.0-rc1+incompatible ≤ v < 10.5.4+incompatible, 10.6.0-rc1+incompatible ≤ v < 10.7.1+incompatible9.11.13+incompatible, 10.5.4+incompatible, 10.7.1+incompatible
github.com/mattermost/mattermost-server/v5GoNo range specified—
github.com/mattermost/mattermost-server/v6GoNo range specified—

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CVE-2025-3611 · Mattermost Server · Dark Radar