CVE-2017-14399: Blackcat-CMS Blackcat CMS

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

In BlackCat CMS 1.2.2, unrestricted file upload is possible in backend\media\ajax_rename.php via the extension parameter, as demonstrated by changing the extension from .jpg to .php.

Affected products

• Blackcat-CMS Blackcat CMS: version 1.2.2 only

Published 2017-09-12. Last modified 2026-06-17.