CVE-2025-66501 — Foxit pdfonline.foxit.com Stored Cross-Site Scripting in eSign Predefined Text Feature
A stored cross-site scripting (XSS) vulnerability exists in pdfonline.foxit.com within the Predefined Text feature of the Foxit eSign section. A crafted payload can be stored vi…
Published: 2025-12-19 · CVSS: 6.3 · CVSS 3.1
A stored cross-site scripting (XSS) vulnerability exists in pdfonline.foxit.com within the Predefined Text feature of the Foxit eSign section. A crafted payload can be stored via the Identity “First Name” field, which is later rendered into the DOM without proper sanitization. As a result, the injected script may execute when predefined text is used or when viewing document properties.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7