CVE-2025-66519 - CVE House
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Status published Medium CVE-2025-66519

Foxit pdfonline.foxit.com Stored Cross-Site Scripting in Layer Import Functionality

Vulnerability Description

A stored cross-site scripting (XSS) vulnerability exists in pdfonline.foxit.com within the Layer Import functionality. A crafted payload can be injected into the “Create new Layer” field during layer import and is later rendered into the DOM without proper sanitization. As a result, the injected script executes when the Layers panel is accessed.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Novee

Affected Vendor

Foxit Software Inc.

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Affected Software

pdfonline.foxit.com
Vulnerable Versions:
before 2025‑12‑01

Timeline

Official Publish: December 19th, 2025
Last Modified: December 19th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N

Weaknesses (CWE)