CVE-2025-6233

—

CVSS 3.1

4.9 medium

EPSS

<1%p31

Published

Jul 18, 2025 (Jul 18, 2025)

Modified

Jun 17, 2026

Description

Mattermost versions 10.8.x <= 10.8.1, 10.7.x <= 10.7.3, 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to sanitize input paths of file attachments in the bulk import JSONL file, which allows a system admin to read arbitrary system files via path traversal.

Vendors: mattermost
Products: mattermost server
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.4%)

In the news0 stories

No ingested article mentions this CVE yet.