Description
Mattermost Desktop App versions <6.0.0 fail to sanitize sensitive information from Mattermost logs and clear data on server deletion which allows an attacker with access to the users system to gain access to potentially sensitive information via reading the application logs.
Published: 2025-12-17
Score: 3.3 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Update Mattermost Desktop App to versions 6.0.0 or higher.

Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-g6qx-wq5w-wr8v Mattermost Desktop App exposes sensitive information in its application logs
References
History

Thu, 18 Dec 2025 19:45:00 +0000

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

Thu, 18 Dec 2025 10:00:00 +0000

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

Wed, 17 Dec 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 17 Dec 2025 18:30:00 +0000

Type Values Removed Values Added
Description Mattermost Desktop App versions <6.0.0 fail to sanitize sensitive information from Mattermost logs and clear data on server deletion which allows an attacker with access to the users system to gain access to potentially sensitive information via reading the application logs.
Title Mattermost Desktop App logging sensitive information and fails to clear data on server deletion
Weaknesses CWE-532
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Subscriptions

Mattermost Mattermost Mattermost Desktop
cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2025-12-17T19:29:49.378Z

Reserved: 2025-11-17T15:51:49.044Z

Link: CVE-2025-13321

cve-icon Vulnrichment

Updated: 2025-12-17T18:52:34.727Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-17T19:16:00.927

Modified: 2025-12-18T19:41:30.503

Link: CVE-2025-13321

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-18T09:57:15Z

Weaknesses