CVE-2025-20051

critical

Description

Mattermost versions 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to properly validate input when patching and duplicating a board, which allows a user to read any arbitrary file on the system via duplicating a specially crafted block in Boards.

References

https://securityonline.info/critical-mattermost-flaws-cve-2025-20051-cve-2025-24490-cve-2025-25279-expose-systems-to-file-read-and-sql-injection-attacks/

https://mattermost.com/security-updates

Details

Source: Mitre, NVD

Published: 2025-02-24

Updated: 2025-02-24

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

Detections

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