CVE-2020-37238
MEDIUM NVDCVSS Score
6.4
Severity
MEDIUM
Source
NVD
Published
May 16, 2026
Description
CMS Made Simple 2.2.15 contains a stored cross-site scripting vulnerability that allows authenticated users with Content Manager access to inject malicious scripts through SVG file uploads. Attackers can upload SVG files containing embedded JavaScript to the file manager, which executes when other authenticated users access the uploaded file, enabling cookie theft and session hijacking.