CVE-2024-39772

LOW

Mattermost Desktop App <=5.8.0 - Unauthenticated Screen Capture via JavaScript APIs

Title source: llm

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.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 3.7

EPSS 0.0036

EPSS Percentile 58.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-284

Status published

Products (2)

mattermost/mattermost_desktop < 5.9.0

npm/mattermost-desktop 0 - 5.9.0npm

Published Sep 16, 2024

Tracked Since Feb 18, 2026