CVE-2025-3662 - CVE House
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Status published Unknown CVE-2025-3662

FancyBox for WordPress < 3.3.6 - Unauthenticated Stored XSS

Vulnerability 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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Pierre Rudloff
  • Marc Montpas
  • WPScan

References

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Affected Vendor

Affected Software

FancyBox for WordPress
Vulnerable Versions:
0

Timeline

Official Publish: June 3rd, 2025
Last Modified: June 3rd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.