CVE-2025-66500

Published: Dec 19, 2025Modified: Jun 17, 2026

5.4

Vector

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

Exploitability: 2.3 / Impact: 2.7

Source: NVD

Description

A stored cross-site scripting (XSS) vulnerability exists in webplugins.foxit.com. A postMessage handler fails to validate the message origin and directly assigns externalPath to a script source, allowing an attacker to execute arbitrary JavaScript when a crafted postMessage is received.

Affected (1)

Products: Foxit: Pdf Editor Cloud

1 product

Pdf Editor Cloud

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Foxit Pdf Editor Cloud	Before 2025-12-01

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (1)

https://www.foxit.com/support/security-bulletins.html

Source: 14984358-7092-470d-8f34-ade47a7658a2

Vendor Advisory

Timeline

No history available yet.