medium6.3
CVE-2025-66500
A stored cross-site scripting (XSS) vulnerability exists in webplugins.foxit.com.
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Foxit | Pdf Editor Cloud | before 2025-12-01 |