CVE-2025-2564: Mattermost Incorrect Authorization vulnerability

April 16, 2025

Mattermost versions 10.5.x <= 10.5.1, 10.4.x <= 10.4.3, 9.11.x <= 9.11.9 fail to properly enforce the ‘Allow users to view/update archived channels’ System Console setting, which allows authenticated users to view members and member information of archived channels even when this setting is disabled.

References

github.com/advisories/GHSA-mj2p-v2c2-vh4v
github.com/mattermost/mattermost
mattermost.com/security-updates
nvd.nist.gov/vuln/detail/CVE-2025-2564

Code Behaviors & Features

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