Unrated severityNVD Advisory· Published Dec 19, 2025· Updated Dec 19, 2025
Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Portfolio SVG Handling
CVE-2025-66520
Description
A stored cross-site scripting (XSS) vulnerability exists in the Portfolio feature of the Foxit PDF Editor cloud (pdfonline.foxit.com). User-supplied SVG files are not properly sanitized or validated before being inserted into the HTML structure. As a result, embedded HTML or JavaScript within a crafted SVG may execute whenever the Portfolio file list is rendered.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Foxit Software Inc./pdfonline.foxit.comv5Range: before 2025‑12‑01
Patches
Vulnerability mechanics
References
1News mentions
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