CVE-2025-58084

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CVSS 3.1

6.5 medium

EPSS

<1%p20

Published

Oct 13, 2025 (Oct 13, 2025)

Modified

Jun 17, 2026

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.

Vendors: mattermost
Products: mattermost desktop
Weakness: CWE-1287
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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