Mattermost versions 10.1.x <= 10.1.2, 10.0.x <= 10.0.2, 9.11.x <= 9.11.4, 9.5.x <= 9.5.12 fail to properly validate the type of callProps which allows a user to cause a client side (webapp and mobile) DoS to users of particular channels, by sending a specially crafted post.
Fixes

Solution

Update Mattermost to versions 10.2.0, 2.22.0, 10.1.3, 10.0.3, 9.11.5, 9.5.13 or higher.


Workaround

No workaround given by the vendor.

References
History

Tue, 30 Sep 2025 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Mattermost mattermost Server
CPEs cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Vendors & Products Mattermost mattermost Server

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00159}

epss

{'score': 0.00171}


Mon, 16 Dec 2024 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 16 Dec 2024 08:15:00 +0000

Type Values Removed Values Added
Description Mattermost versions 10.1.x <= 10.1.2, 10.0.x <= 10.0.2, 9.11.x <= 9.11.4, 9.5.x <= 9.5.12 fail to properly validate the type of callProps which allows a user to cause a client side (webapp and mobile) DoS to users of particular channels, by sending a specially crafted post.
Title DoS via lack of type validation in Calls
Weaknesses CWE-1287
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2024-12-16T16:04:03.406Z

Reserved: 2024-12-11T10:11:03.771Z

Link: CVE-2024-54083

cve-icon Vulnrichment

Updated: 2024-12-16T16:03:59.750Z

cve-icon NVD

Status : Analyzed

Published: 2024-12-16T08:15:05.317

Modified: 2025-09-30T15:49:33.440

Link: CVE-2024-54083

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-13T21:06:56Z