Headline
GHSA-r7r2-m3vr-c8qc: Mattermost Fails to Validate Team Invite Permissions
Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to check the correct permissions which allows authenticated users who only have permission to invite non-guest users to a team to add guest users to that team via the API to add a single user to a team.
- GitHub Advisory Database
- GitHub Reviewed
- CVE-2025-3446
Mattermost Fails to Validate Team Invite Permissions
Moderate severity GitHub Reviewed Published May 15, 2025 to the GitHub Advisory Database • Updated May 17, 2025
Package
gomod github.com/mattermost/mattermost/server/v8 (Go)
Affected versions
>= 10.6.0, <= 10.6.1
>= 10.5.0, <= 10.5.2
>= 10.4.0, <= 10.4.4
>= 9.11.0, <= 9.11.11
< 8.0.0-20250415054241-76ab3867b785
Patched versions
10.6.2
10.5.3
10.4.5
9.11.12
8.0.0-20250415054241-76ab3867b785
Published to the GitHub Advisory Database
May 15, 2025
Last updated
May 17, 2025