CVE-2025-59899CWE-79

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

Medium · published January 28, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
9.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
EPSS
0.00200 · 9.3th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-01-28T11:59Z
EPSS history
Timeline
  • 28 JAN 11:59Z
    Authenticated Cross-Site Scripting (XSS) vulnerability in Sync Breeze Enterprise Server
    cvelistv5