Medium severity5.4NVD Advisory· Published Feb 16, 2026· Updated Jun 17, 2026
CVE-2025-59903
CVE-2025-59903
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.
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Affected products
3- Kubysoft/Kubysoftv5Range: All versions
Patches
Vulnerability mechanics
References
1- www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-kubysoftnvdThird Party Advisory
News mentions
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