Description

Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.9.x <= 10.9.2 fails to sanitize path traversal sequences in template file destination paths, which allows a system admin to perform path traversal attacks via malicious path components, potentially enabling malicious file placement outside intended directories.

INFO

Published Date :

2025-08-21T07:51:37.130Z

Last Modified :

2025-08-21T14:50:55.341Z

Source :

Mattermost
AFFECTED PRODUCTS

The following products are affected by CVE-2025-8023 vulnerability.

Vendors Products
Mattermost
  • Mattermost
  • Mattermost Server
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-8023.

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Privileges Required
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Scope
Confidentiality Impact
Integrity Impact
Availability Impact