CVE-2026-67206: Wolf CMS 0.8.3.1 Authenticated RCE via FileManagerController File Upload

Published Jul 30, 2026
·
Updated

Wolf CMS through 0.8.3.1 contains a remote code execution vulnerability in FileManagerController that allows authenticated attackers to create arbitrary PHP files by exploiting missing file extension validation in the createfile() and save() functions. Attackers with the filemanagermkfile capability can write malicious PHP content into the web-accessible FILESDIR directory and trigger execution by requesting the file over HTTP.

Affected Software

1 affected component
Wolf CMS Wolf CMS<=0.8.3.1

Event History

Jul 30, 2026
CVE Published
via MITRE·07:27 PM
Data Sourced
via MITRE·07:27 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:18 PM
DescriptionSeverityWeakness
Sep 1, 2026
Exploit Published
via ExploitDB·12:00 AM
Known Exploited
05:15 PM

Frequently Asked Questions

1

What is the severity of CVE-2026-67206?

CVE-2026-67206 has a high severity rating of 8.8.

2

How do I fix CVE-2026-67206?

To fix CVE-2026-67206, update Wolf CMS to the latest version that addresses this vulnerability.

3

What type of vulnerability is CVE-2026-67206?

CVE-2026-67206 is a remote code execution vulnerability caused by improper file extension validation.

4

Who is affected by CVE-2026-67206?

Authenticated users with file_manager_mkfile capability in Wolf CMS version 0.8.3.1 are affected by CVE-2026-67206.

5

What can attackers do with CVE-2026-67206?

Attackers can exploit CVE-2026-67206 to create arbitrary PHP files on the server, leading to potential remote code execution.

Contact

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