CVE-2024-2446

Published Mar 15, 2024 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.

Remediation

Vendor Solution

Update Mattermost Server to versions 9.5, 9.4.3, 9.3.2, 9.2.6, 8.1.10 or higher.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-27396 Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.
References
History
Type Values Removed Values Added
First Time appeared Mattermost
Mattermost mattermost Server
Weaknesses CWE-770
CPEs cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Vendors & Products Mattermost
Mattermost mattermost Server
Weaknesses

Sources

Status
PUBLISHED
Assigner
Mattermost
Published
Updated
Aug 1, 2024, 7:11 PM
Reserved
Mar 14, 2024, 12:09 PM
Status
Analyzed
Published
Mar 15, 2024, 10:15 AM
Modified
Jun 17, 2026, 7:24 AM