How severe is CVE-2025-5678?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2025-5678 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Stellarwp Kadence Blocks — Page Builder Toolkit For Gutenberg Editor

CVE-2025-5678

The Gutenberg Blocks with AI by Kadence WP – Page Builder Features plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘redirectURL’ parameter in all versions up to, and including, 3.5.10 due to insufficient input san…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (37.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Stellarwp Kadence Blocks — Page Builder Toolkit For Gutenberg Editor — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

D3FaltXD/Daily-CVE-Exploit-Report

References

Frequently asked questions

What is CVE-2025-5678?: CVE-2025-5678 is a medium-severity vulnerability in Stellarwp Kadence Blocks — Page Builder Toolkit For Gutenberg Editor, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-07-09.
How severe is CVE-2025-5678?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2025-5678 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.