CVE-2024-41144

Malicious remote can create/update/delete arbitrary posts in arbitrary channels

Published Aug 1, 2024 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled,  which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels

Remediation

Vendor Solution

Update Mattermost to versions 9.10.0, 9.9.1, 9.5.7, 9.7.6, 9.8.2 or higher.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-2662 Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled,  which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels
Github GHSA Github GHSA GHSA-vg67-chm7-8m3j Mattermost allows remote actor to create/update/delete posts in arbitrary channels
References
History
Type Values Removed Values Added
First Time appeared Mattermost
Mattermost mattermost Server
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:9.9.0:*:*:*:*:*:*:*
Vendors & Products Mattermost
Mattermost mattermost Server
Weaknesses

Sources

Status
PUBLISHED
Assigner
Mattermost
Published
Updated
Aug 5, 2024, 4:58 PM
Reserved
Jul 23, 2024, 7:00 PM
Status
Analyzed
Published
Aug 1, 2024, 3:15 PM
Modified
Jun 17, 2026, 7:47 AM