Unknown · Mattermost · CVE-2023-4478
**Name of the Vulnerable Software and Affected Versions**
Mattermost (affected versions not specified)
**Description**
The issue allows an attacker to register users as inactive during signup by manipulating parameters, thus blocking them from later accessing the system without the system admin activating their accounts.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.