CVE-2025-66502

MediumCVSS 5.4/10Last modified Sep 30, 2026

Description

A stored cross-site scripting (XSS) vulnerability exists in pdfonline.foxit.com within the Page Templates feature. A crafted payload can be stored as the template name, which is later rendered into the DOM without proper sanitization. As a result, the injected script executes each time the affected PDF is loaded.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
Foxit Software Inc.	pdfonline.foxit.com	before 2025‑12‑01

References

https://www.foxit.com/support/security-bulletins.htmlVendor Advisory

Timeline

Published: Dec 19, 2025
Last modified: Sep 30, 2026
NVD status: Analyzed

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