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Medium · 5.1 CVE-2025-59899 EUVD-2025-206499GHSA-cg8j-jfqg-q55w

Authenticated Cross-Site Scripting (XSS) vulnerability in Sync Breeze Enterprise Server

Published Jan 28, 2026 · Updated Jan 28, 2026 · Assigned by INCIBE

Description

Sync Breeze Enterprise Server v10.4.18 and Disk Pulse Enterprise v10.4.18 contain a persistent authenticated Cross-Site Scripting (XSS) vulnerability. An attacker could send malicious content to an authenticated user and steal information from their session due to insufficient validation of user input in  '/server_options?sid=', affecting the 'tasks_logs_dir', 'errors_logs_dir', 'error_notifications_address', 'status_notifications_address', and 'status_reports_address' parameters.

Affected products

VendorProductAffectedFixed
Flexense Sync Breeze Enterprise Server v10.4.18 —
Flexense Disk Pulse Enterprise v10.4.18 —

References