Mattermost versions 10.11.x <= 10.11.8, 11.1.x <= 11.1.1, 11.0.x <= 11.0.6 fail to prevent infinite re-renders on API errors which allows authenticated users to cause application-level DoS via triggering unbounded component re-render loops.
Advisories

No advisories yet.

Fixes

Solution

Update Mattermost to versions 11.2.0, 10.11.9, 11.1.2, 11.0.7 or higher.


Workaround

No workaround given by the vendor.

References
History

Fri, 16 Jan 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Mattermost
Mattermost mattermost
Vendors & Products Mattermost
Mattermost mattermost
Metrics ssvc

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


Fri, 16 Jan 2026 11:45:00 +0000

Type Values Removed Values Added
Description Mattermost versions 10.11.x <= 10.11.8, 11.1.x <= 11.1.1, 11.0.x <= 11.0.6 fail to prevent infinite re-renders on API errors which allows authenticated users to cause application-level DoS via triggering unbounded component re-render loops.
Title Application-Level DoS via infinite re-render loop in user profile handling
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2026-01-16T14:09:00.429Z

Reserved: 2025-12-10T09:58:37.817Z

Link: CVE-2025-14435

cve-icon Vulnrichment

Updated: 2026-01-16T14:08:52.842Z

cve-icon NVD

Status : Received

Published: 2026-01-16T12:15:49.583

Modified: 2026-01-16T12:15:49.583

Link: CVE-2025-14435

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-16T13:41:36Z

Weaknesses