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. The issue was received as a Contributor+ Stored XSS, however one of our researcher (Marc Montpas) escalated it to an Unauthenticated Stored XSS

CVSS v3.1

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

EPSS

0.23% chance of exploitation in the next 30 days, 14th percentile

Published

2025-06-03

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/4cda12f0-3c23-44ad-80ea-db2443ebcf82/

References

• CVE Record
• NVD entry

Related

• CVE-2025-36604
• CVE-2025-3663
• CVE-2025-36520
• CVE-2025-3664
• CVE-2025-36512
• CVE-2025-3665