CVE-2024-39772: Mattermost Desktop App fails to safeguard screen capture functionality

September 16, 2024

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.

References

github.com/advisories/GHSA-5777-rcjj-9p22
github.com/mattermost/desktop
mattermost.com/security-updates
nvd.nist.gov/vuln/detail/CVE-2024-39772

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