CVE-2021-20800: Cybozu Remote Service Manager

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.

Affected products

• Cybozu Remote Service Manager: version 3.1.8 only

Published 2021-10-13. Last modified 2026-06-17.