VULNERABILITY INTELLIGENCE

CVE-2025-6233

CVSS score6.8 MEDIUM
EPSS probability0.45%
CISA KEVNot currently listed
Published2025-07-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

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.

Weakness classification

  • responsibledisclosure@mattermost.com: CWE-22

Primary references