CVE-2024-39353

LOW

Mattermost 9.5.0-9.5.5 and 9.8.0 - Exposure of Sensitive Information via Audit Log Sanitization Issue

Title source: llm

Description

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to sanitize the RemoteClusterFrame payloads before audit logging them which allows a high privileged attacker with access to the audit logs to read message contents.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 2.7

EPSS 0.0028

EPSS Percentile 51.8%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-200

Status published

Products (2)

mattermost/mattermost 9.8.0

mattermost/mattermost 9.5.0 - 9.5.6

Published Jul 03, 2024

Tracked Since Feb 18, 2026