What is CVE-2025-59899?

CVE-2025-59899 is a medium-severity vulnerability in Flexense Diskpulse, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-01-28.

How severe is CVE-2025-59899?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Flexense Diskpulse

CVE-2025-59899

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…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (7.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Flexense Diskpulse — versions 10.4.18
Flexense Disk Pulse Enterprise — versions v10.4.18
Flexense Syncbreeze — versions 10.4.18
Flexense Sync Breeze Enterprise Server — versions v10.4.18

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve-coordination@incibe.es (Third Party Advisory)

Frequently asked questions

What is CVE-2025-59899?: CVE-2025-59899 is a medium-severity vulnerability in Flexense Diskpulse, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-01-28.
How severe is CVE-2025-59899?: Medium severity. CVSS v3 base score is 5.4 out of 10.