Vulnerability Database

299,038

Total vulnerabilities in the database

CVE-2025-55035

Mattermost Desktop App versions <=5.13.0 fail to manage modals in the Mattermost Desktop App that stops a user with a server that uses basic authentication from accessing their server which allows an attacker that provides a malicious server to the user to deny use of the Desktop App via having the user configure the malicious server and forcing a modal popup that cannot be closed.

  • Published: Oct 16, 2025
  • Updated: Nov 4, 2025
  • CVE: CVE-2025-55035
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.1
  • AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:H

CWEs:

Software From Fixed in
mattermost / mattermost_desktop - 5.13.1.0