Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization via the allowopeninvite field. An attacker can gain unauthorized access to restricted team invitation functionality by sending crafted API requests. Remediation Upgrade...

CVE-2025-14573 Team Admin Bypass of Invite Permissions via allow_open_invite Field

Mattermost versions 10.11.x = 10.11.9 fail to enforce invite permissions when updating team settings, which allows team administrators without proper permissions to bypass restrictions and add users to their team via API requests. Mattermost Advisory ID: MMSA-2025-00561...

CVE-2025-14573

Mattermost advisory MMSA-2025-00561 describes a vulnerability in Mattermost versions 10.11.x ≤ 10.11.9 where invite permissions are not enforced when updating team settings. This allows team administrators lacking proper permissions to bypass restrictions and add users to their team via API reque...