CVE-2021-37403: Open-Xchange Appsuite

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

OX App Suite before 7.10.3-rev32 and 7.10.4 before 7.10.4-rev18 allows XSS via a code snippet (user-generated content) when a sharing link is created and an App Loader relative URL is used.

Affected products

• Open-Xchange Open-Xchange Appsuite: version 7.10.3 only; version 7.10.4 only

Published 2021-07-22. Last modified 2026-06-17.