CVE-2025-59903 — MEDIUM (5.4)

Vulnerability Description

Stored Cross-Site Scripting (XSS) vulnerability in Kubysoft, where uploaded SVG images are not properly sanitized. This allows attackers to embed malicious scripts within SVG files as visual content, which are then stored on the server and executed in the context of any user accessing the compromised resource.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Kubysoft	Kubysoft	-

Related Weaknesses (CWE)

CWE-79

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-kubyThird Party Advisory

FAQ

What is CVE-2025-59903?

CVE-2025-59903 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Stored Cross-Site Scripting (XSS) vulnerability in Kubysoft, where uploaded SVG images are not properly sanitized. This allows attackers to embed malicious scripts within SVG files as visual content, ...

How severe is CVE-2025-59903?

CVE-2025-59903 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-59903?

Check the references section above for vendor advisories and patch information. Affected products include: Kubysoft Kubysoft.