What’s Vulnerable › Vulnerabilities

CVE-2024-45835: Insufficient Electron Fuses Configuration

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-16 · updated 2026-06-17
• Weakness: CWE-693

Description

Mattermost Desktop App versions <=5.8.0 fail to sufficiently configure Electron Fuses which allows an attacker to gather Chromium cookies or abuse other misconfigurations via remote/local access.

Affected products

• Mattermost Desktop: before 5.9.0 — fixed in 5.9.0

How to fix

Upgrade to a fixed version: Mattermost Desktop 5.9.0. Check the vendor advisory for mitigations.

References

• https://mattermost.com/security-updates

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