CVE-2026-93463: Basercms User Community Basercms

Medium severity, CVSS 5.1. EPSS: 0.2% chance of exploitation in the next 30 days.

A cross-site scripting vulnerability via script validation bypass exists in baserCMS. If this vulnerability is exploited, an arbitrary script may be executed in the user's web browser.

Affected products

• Basercms User Community Basercms: before 5.4.1 (fixed in 5.4.1); before 5.3.1 (fixed in 5.3.1)

Published 2026-09-30. Last modified 2026-10-02.