Headline
GHSA-4578-6gjh-f2jm: Mattermost allows an unauthorized Guest user access to Playbook
Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to properly retrieve requestorInfo from playbooks handler for guest users which allows an attacker access to the playbook run.
- GitHub Advisory Database
- GitHub Reviewed
- CVE-2025-3228
Mattermost allows an unauthorized Guest user access to Playbook
Moderate severity GitHub Reviewed Published Jun 20, 2025 to the GitHub Advisory Database • Updated Jun 20, 2025
Package
gomod github.com/mattermost/mattermost-server (Go)
Affected versions
< 0.0.0-20250520060012-d0380305ef7a
Patched versions
0.0.0-20250520060012-d0380305ef7a
gomod github.com/mattermost/mattermost/server/v8 (Go)
< 8.0.0-20250520060012-d0380305ef7a
>= 10.5.0, <= 10.5.5
>= 9.11.0, <= 9.11.15
= 10.8.0
>= 10.7.0, <= 10.7.2
>= 10.6.0, <= 10.6.5
8.0.0-20250520060012-d0380305ef7a
10.5.6
9.11.16
10.8.1
10.7.3
10.6.6
Published to the GitHub Advisory Database
Jun 20, 2025
Last updated
Jun 20, 2025