CVE-2024-50348: Instantcms

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

InstantCMS is a free and open source content management system. In photo upload function in the photo album page there is no input validation taking place. Due to this attackers are able to inject the XSS (Cross Site Scripting) payload and execute. This vulnerability is fixed in 2.16.3.

Affected products

• Instantcms Instantcms: before 2.16.3 (fixed in 2.16.3)

Published 2024-10-29. Last modified 2026-06-17.