CVE Intelligence

Compo vulnerabilities

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Published CVEs affecting Compo products: 1 record(s), with severity, exploitation and fixes.

Composr CMS 1

Exploited only (KEV) →

CVE-2020-37237 Medium · 6.4 CWE-79 May 16, 2026
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 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.