Soreks

**Name of the Vulnerable Software and Affected Versions** Nextcloud Server versions prior to 10.0.1 ownCloud Server versions prior to 9.0.6 and 9.1.2 **Description** The issue arises from a Reflected XSS in the Gallery application, where the gallery app fails to properly sanitize exception messages from the server. This leads to a reflected Cross-Site-Scripting vulnerability due to an endpoint that allows an attacker to influence the error message. **Recommendations** For Nextcloud Server versions prior to 10.0.1, update to version 10.0.1 or later. For ownCloud Server versions prior to 9.0.6, update to version 9.0.6 or later. For ownCloud Server versions prior to 9.1.2, update to version 9.1.2 or later.