Headline
GHSA-2549-xh72-qrpm: Mattermost Improper Validation of Specified Type of Input vulnerability
Mattermost versions 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate post types, which allows attackers to deny service to users with the sysconsole_read_plugins permission via creating a post with the custom_pl_notification type and specific props.
- GitHub Advisory Database
- GitHub Reviewed
- CVE-2025-20033
Mattermost Improper Validation of Specified Type of Input vulnerability
Moderate severity GitHub Reviewed Published Jan 9, 2025 to the GitHub Advisory Database • Updated Jan 9, 2025
Package
gomod github.com/mattermost/mattermost/server/v8 (Go)
Affected versions
>= 9.11.0, < 9.11.16
>= 10.0.0, < 10.0.4
>= 10.1.0, < 10.1.4
= 10.2.0
< 8.0.0-20250102081831-64c566a8280b
Patched versions
9.11.16
10.0.4
10.1.4
10.2.1
8.0.0-20250102081831-64c566a8280b
Published to the GitHub Advisory Database
Jan 9, 2025