Mattermost Desktop App versions <= 5.13.0 fail to validate URLs external to the configured Mattermost servers, allowing an attacker on a server the user has configured to crash the user's application by sending the user a malformed URL.
References
History

Mon, 20 Oct 2025 16:15:00 +0000

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

Tue, 14 Oct 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 13 Oct 2025 20:15:00 +0000

Type Values Removed Values Added
Description Mattermost Desktop App versions <= 5.13.0 fail to validate URLs external to the configured Mattermost servers, allowing an attacker on a server the user has configured to crash the user's application by sending the user a malformed URL.
Title Mattermost Desktop App crashes when clicking on malformed external URL
Weaknesses CWE-1287
References
Metrics cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2025-10-13T19:57:23.997Z

Updated: 2025-10-14T14:28:52.930Z

Reserved: 2025-09-11T18:33:39.540Z

Link: CVE-2025-58084

cve-icon Vulnrichment

Updated: 2025-10-14T14:28:49.334Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-13T20:15:33.937

Modified: 2025-10-14T19:36:29.240

Link: CVE-2025-58084

cve-icon Redhat

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