CVE-2025-20088 - Vulnerability Details - OpenCVE

Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate post props which allows a malicious authenticated user to cause a crash via a malicious post.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

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 Mattermost Server

Configuration 1 [-]

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server:10.2.0:::::::*

No data.

References

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

History

Wed, 01 Oct 2025 18:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mattermost mattermost Server
CPEs		cpe:2.3:a:mattermost:mattermost_server:::::::: cpe:2.3:a:mattermost:mattermost_server:10.2.0:::::::*
Vendors & Products		Mattermost mattermost Server

Wed, 12 Feb 2025 21:15:00 +0000

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

Wed, 15 Jan 2025 17:00:00 +0000

Type	Values Removed	Values Added
Description		Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate post props which allows a malicious authenticated user to cause a crash via a malicious post.
Title		Insufficient Input Validation on Post Props
Weaknesses		CWE-1287
References		https://mattermost.com/security-updates
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}`

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2025-01-15T16:49:51.532Z

Updated: 2025-02-12T20:31:20.164Z

Reserved: 2025-01-14T00:19:35.032Z

Link: CVE-2025-20088

Vulnrichment

Updated: 2025-02-12T20:25:48.470Z

NVD

Status : Analyzed

Published: 2025-01-15T17:15:19.243

Modified: 2025-10-01T18:20:36.113

Link: CVE-2025-20088

Redhat

No data.

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