CVE-2025-9079 - Vulnerability Details - OpenCVE

Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to validate import directory path configuration which allows admin users to execute arbitrary code via malicious plugin upload to prepackaged plugins directory

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Mattermost	Mattermost

No data.

No data.

References

Link	Providers
https://mattermost.com/security-updates

History

Mon, 22 Sep 2025 10:15:00 +0000

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

Fri, 19 Sep 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Fri, 19 Sep 2025 19:30:00 +0000

Type	Values Removed	Values Added
Description		Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to validate import directory path configuration which allows admin users to execute arbitrary code via malicious plugin upload to prepackaged plugins directory
Title		Admin RCE via prepackaged plugins by way of misconfigured imports directory
Weaknesses		CWE-22
References		https://mattermost.com/security-updates
Metrics		cvssV3_1 `{'score': 8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2025-09-19T19:22:00.288Z

Updated: 2025-09-20T03:55:43.405Z

Reserved: 2025-08-15T15:42:04.648Z

Link: CVE-2025-9079

Vulnrichment

Updated: 2025-09-19T19:45:14.408Z

NVD

Status : Awaiting Analysis

Published: 2025-09-19T20:15:40.540

Modified: 2025-09-22T21:23:01.543

Link: CVE-2025-9079

Redhat

No data.

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