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CVE PROGRAM SOURCE RECORD6.3 Medium

CVE-2025-66500

Foxit webplugins.foxit.com Stored Cross-Site Scripting via postMessage Vulnerability

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Foxit Software Inc. webplugins.foxit.com

Default version status: unaffected

  • before 2025‑12‑01affected

References