Vulnerability Description
The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Parallax slider in all versions up to, and including, 5.3.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wpdeveloper | Essential Blocks | < 5.3.2 |
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/changeset/3250957/essential-blocks/tags/5.3.2Patch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/6abfa01b-e2ec-412c-a17Third Party Advisory
FAQ
What is CVE-2025-1664?
CVE-2025-1664 is a vulnerability with a CVSS score of 6.4 (MEDIUM). The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Parallax slider in all versions up to, and includin...
How severe is CVE-2025-1664?
CVE-2025-1664 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-1664?
Check the references section above for vendor advisories and patch information. Affected products include: Wpdeveloper Essential Blocks.