CVE-2018-19508: Cmsimple

Medium severity, CVSS 4.8. EPSS: 0.6% chance of exploitation in the next 30 days.

CMSimple 4.7.5 has XSS via an admin's upload of an SVG file at a ?userfiles&subdir=userfiles/images/flags/ URI.

Affected products

• Cmsimple Cmsimple: version 4.7.5 only

Published 2018-12-19. Last modified 2026-06-17.