CVE-2024-4182

MEDIUM4.3EPSS 0.19%

Mattermost crashes web clients via a malformed custom status

Published: 4/26/2024Modified: 6/5/2024
Also known as:GHSA-8f99-g2pj-x8w3GO-2024-2795

Description

Mattermost versions 9.6.0, 9.5.x before 9.5.3, 9.4.x before 9.4.5, and 8.1.x before 8.1.12 fail to handle JSON parsing errors in custom status values, which allows an authenticated attacker to crash other users' web clients via a malformed custom status.

Affected packages (2)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1MEDIUM4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

References (8)