SB2025070260 - Stored cross-site scripting in Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress
Published: July 2, 2025
Security Bulletin ID
SB2025070260
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Stored cross-site scripting (CVE-ID: CVE-2025-4682)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the Slider and Post Carousel widgets. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- https://plugins.trac.wordpress.org/browser/essential-blocks/tags/5.4.0/src/blocks/post-carousel/src/frontend.js
- https://plugins.trac.wordpress.org/browser/essential-blocks/tags/5.4.0/src/blocks/slider/src/frontend.js
- https://plugins.trac.wordpress.org/changeset/3296386/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/f88f065d-14ca-4547-9a41-f9177979a9ed?source=cve