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CVE-2025-3230

Good to know:

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Date: May 30, 2025

Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fails to properly invalidate personal access tokens upon user deactivation, allowing deactivated users to maintain full system access by exploiting access token validation flaws via continued usage of previously issued tokens.

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2025-3230
https://github.com/mattermost/mattermost
https://github.com/advisories/GHSA-mc2f-jgj6-6cp3
https://github.com/mattermost/mattermost/commit/65343f84a7830fa8078fe3df879fca924e4fac01
https://mattermost.com/security-updates
https://www.mend.io/vulnerability-database/CVE-2025-3230

Severity Score

Weakness Type (CWE)

Incorrect Implementation of Authentication Algorithm

CWE-303

Top Fix

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Upgrade Version

Upgrade to version github.com/mattermost/mattermost/server/v8 - v8.0.0-20250402193107-65343f84a783;https://github.com/mattermost/mattermost.git - v10.7.1;https://github.com/mattermost/mattermost.git - v10.6.3;https://github.com/mattermost/mattermost.git - v10.5.4;https://github.com/mattermost/mattermost.git - v9.11.13

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

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