What’s Vulnerable › Vulnerabilities
CVE-2024-39772: Silent Desktop Screenshot Capture
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% 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-284
Description
Mattermost Desktop App versions <=5.8.0 fail to safeguard screen capture functionality which allows an attacker to silently capture high-quality screenshots via JavaScript APIs.
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
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