CVE-2020-37237
MEDIUM
NVD
CVSS Score
6.4
Severity
MEDIUM
Published
May 16, 2026
Vendor
unknown
Description
Composr CMS 10.0.34 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through the banner management interface. Attackers with admin credentials can inject XSS payloads in the Description field of the Add banner functionality, which execute for all website visitors when they access the home page.