CVE-2020-37237 — Composr CMS 10.0.34 Persistent Cross-Site Scripting via banners
Composr CMS 10.0.34 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through the banner management i…
Published: 2026-05-16 · CVSS: 5.1 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7