AUGUST 4, 2026
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Case File

CVE-2024-4182

MEDIUM · CVSS 4.3 EPSS 0.55%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-04-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. Exploitation may require the attacker to be authenticated.

CVE
CVE-2024-4182
Severity
MEDIUM
CVSS
4.3
EPSS
0.55%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)