Vulnerability Description
The Smash Balloon Social Post Feed – Simple Social Feeds for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the data-color attribute in all versions up to, and including, 4.3.1 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 |
|---|---|---|
| Wpbeginner | Smash Balloon Social Post Feed | < 4.3.2 |
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/custom-facebook-feed/tags/4.3.0/assetProduct
- https://plugins.trac.wordpress.org/browser/custom-facebook-feed/tags/4.3.0/assetProduct
- https://www.wordfence.com/threat-intel/vulnerabilities/id/ec3de7e2-4a29-401f-af2Third Party Advisory
FAQ
What is CVE-2025-4577?
CVE-2025-4577 is a vulnerability with a CVSS score of 6.4 (MEDIUM). The Smash Balloon Social Post Feed – Simple Social Feeds for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the data-color attribute in all versions up to, and includi...
How severe is CVE-2025-4577?
CVE-2025-4577 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-2025-4577?
Check the references section above for vendor advisories and patch information. Affected products include: Wpbeginner Smash Balloon Social Post Feed.