CVE-2025-59898

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

State: Published
Severity: 5.1 Medium
Published: Jan 28, 2026
Updated: Jan 28, 2026
Reserved: Sep 23, 2025

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 '/add_exclude_dir?sid=', affecting the 'exclude_dir' parameter.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	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	INCIBE

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Affected Products

Product	Versions
Sync Breeze Enterprise ServerFlexense	v10.4.18Affected
Disk Pulse EnterpriseFlexense	v10.4.18Affected

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-flexense-products

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