CVE-2018-18943: Basercms

Medium severity, CVSS 4.8. EPSS: 0.7% chance of exploitation in the next 30 days.

An issue was discovered in baserCMS before 4.1.4. In the Register New Category feature of the Upload menu, the category name can be used for XSS via the data[UploaderCategory][name] parameter to an admin/uploader/uploader_categories/edit URI.

Affected products

• Basercms Basercms: before 4.1.4 (fixed in 4.1.4)

Published 2018-11-05. Last modified 2026-06-17.