WordPress Plugin Vulnerabilities

Kadence Blocks < 3.7.12 - Unauthenticated Stored XSS

Description

The plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affects Plugins

Plugin icon
kadence-blocks
Fixed in 3.7.12

References

CVE
CVE-2026-103354
URL
https://www.wordfence.com/threat-intel/vulnerabilities/id/2572dc76-b2fc-45de-b44e-896bf8456fdc

Classification

Type
XSS
OWASP top 10
A7: Cross-Site Scripting (XSS)
CWE
CWE-79
CVSS
7.2 (high)

Miscellaneous

Original Researcher
vta.itsec
Verified
No
WPVDB ID
c9281720-d55b-4f9a-b92d-3ec4fe146348

Timeline

Publicly Published
2026-10-02 (about 15 days ago)
Added
2026-10-09 (about 8 days ago)
Last Updated
2026-10-09 (about 8 days ago)

Other

Published
Title
Published
2023-01-13
Title
Materialis Companion < 1.3.40 - Contributor+ Stored XSS via Shortcode
Published
2025-09-10
Title
Responsive Addons for Elementor < 2.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple Widgets
Published
2025-01-16
Title
Tab My Content <= 1.0.0 - Reflected Cross-Site Scripting
Published
2024-06-22
Title
SULly < 4.3.1 - Admin+ Stored XSS via CSRF
Published
2015-01-25
Title
WP SlimStat <= 3.9.2 - Stored Cross-Site Scripting (XSS)