Mattermost desktop Vulnerabilities

Security vulnerability tracking for Mattermost Mattermost desktop

Last updated: Mar 2, 2026
Total CVEs

1

Critical

0

With Exploits

1

Last 30 Days

0

Vulnerability Timeline

1 vulnerabilities discovered over time for Mattermost desktop

Severity Distribution

Critical0
0%
High0
0%
Medium1
100%
Low0
0%
DescriptionVendor / ProductExploit Status
CVE-2026-16284.6

This vulnerability allows an attacker to trick users into opening malicious links within the Mattermost desktop app, potentially exposing sensitive information or enabling harmful actions on untrusted servers. It affects versions up to 5.13.3 and requires the user to click on an external link while using the app.

mattermostmattermost desktop
Exploit Available
about 1 month agoMar 2, 2026

About Mattermost Mattermost desktop Security

This page provides comprehensive security vulnerability tracking for Mattermost Mattermost desktop. Our database includes all CVEs affecting this product, updated in real-time from official sources.

Each vulnerability listing includes detailed CVSS severity analysis, exploit availability status, AI-generated explanations, and direct links to official security patches and vendor advisories.

Security Recommendations

  • • Always keep Mattermost desktop updated to the latest version
  • • Subscribe to security advisories from Mattermost
  • • Monitor this page for new vulnerabilities affecting your version
  • • Prioritize patching critical and high severity issues immediately