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CVE-2025-3662

MEDIUM 6.1 CVSS 3.1
Published
June 3, 2025
Last modified
June 17, 2026
NVD status
Analyzed
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

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 WordPress components

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown FancyBox for WordPress — Before 3.3.6
  • colorlib fancybox — Before 3.3.6

References

  • wpscan.com https://wpscan.com/vulnerability/4cda12f0-3c23-44ad-80ea-db2443ebcf82/ Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record