Improper Authorization

github.com/mattermost/mattermost-server is vulnerable to Improper Authorization. The vulnerability is due to insufficient validation of authorization for team scheme role modifications, which allows an attacker Team Admins to demote Team Members to Guests via the affected API endpoint...

GO-2025-3902 Mattermost Fails to Properly Validate Team Role Modification in github.com/mattermost/mattermost-server

Mattermost Fails to Properly Validate Team Role Modification in github.com/mattermost/mattermost-server...

Mattermost 安全漏洞

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. A security vulnerability exists in Mattermost version 10.5.8 and prior versions 10.5.x and version 9.11.17 and prior versions 9.11.x, which stems from failure to properly validate authorization for tea...