PT-2025-7709 · Mattermost · Mattermost

Visat · Published 2025-02-24 · Updated 2025-03-13 · CVE-2025-25279

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost versions 9.11.x through 9.11.7 Mattermost versions 10.2.x through 10.2.2 Mattermost versions 10.3.x through 10.3.2 Mattermost versions 10.4.x through 10.4.1

Description The issue arises from the improper validation of board blocks when importing boards, allowing an attacker to read any arbitrary file on the system. This can be achieved by importing and exporting a specially crafted import archive in Boards.

Recommendations For versions 9.11.x through 9.11.7, update to a version later than 9.11.7 to resolve the issue. For versions 10.2.x through 10.2.2, update to a version later than 10.2.2 to resolve the issue. For versions 10.3.x through 10.3.2, update to a version later than 10.3.2 to resolve the issue. For versions 10.4.x through 10.4.1, update to a version later than 10.4.1 to resolve the issue.

Fix

RCE

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

BDU:2025-09062

CVE-2025-25279

GHSA-5FWX-P6XH-VJRH

GO-2025-3480

OPENSUSE-SU-2025:14889-1

Affected Products

Mattermost

References · 61

• https://nvd.nist.gov/vuln/detail/CVE-2025-25279 · Security Note
• https://bdu.fstec.ru/vul/2025-09062 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2025:14889-1 · Vendor Advisory
• https://osv.dev/vulnerability/GO-2025-3480 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-25279 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-5fwx-p6xh-vjrh · Vendor Advisory
• https://mattermost.com/security-updates · Vendor Advisory
• https://github.com/mattermost/mattermost · Note
• https://github.com/mattermost/mattermost/commit/4ed702ccff4ec3c9eff832a9b6060f9f4454141d · Note
• https://github.com/mattermost/mattermost-plugin-boards/commit/025ce8d363a054473bc002f43f602a4032d38c06 · Note
• https://suse.com/security/cve/CVE-2025-24976 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-25279 · Note
• https://suse.com/security/cve/CVE-2025-27090 · Note
• https://suse.com/security/cve/CVE-2025-27100 · Note
• https://twitter.com/Hossted_OSS/status/1899018637614150082 · Twitter Post