medium6.1
CVE-2025-3662
The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields.
Impact
The FancyBox for WordPress plugin before 3.3.6 does not escape captions and titles attributes before using them to populate galleries' caption fields. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Colorlib | Fancybox | before 3.3.6 |