CVE-2021-31673: Cyclos

Medium severity, CVSS 6.1. EPSS: 2.6% chance of exploitation in the next 30 days.

A Dom-based Cross-site scripting (XSS) vulnerability at registration account in Cyclos 4 PRO.14.7 and before allows remote attackers to inject arbitrary web script or HTML via the groupId parameter.

Affected products

• Cyclos Cyclos: from 4.0.0, up to and including 4.14.7

Published 2022-05-02. Last modified 2026-07-09.