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CVE-2025-58084

6.5 medium SSVC exploitation: none Analyzed
NVD · CVE.org

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.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 6.5 · mattermostNVD modified 2026-10-19 16:10

Affected (CPE criteria) 1

  • cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*

References 1