CVE-2026-100107
Received Received - Intake

Stored XSS in Kubio AI Page Builder WordPress Plugin

Publication date: 2026-10-02

Last updated on: 2026-10-02

Assigner: Wordfence

Description
The Kubio AI Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'comment' parameter in all versions up to, and including, 2.9.2 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.

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Meta Information

Published
2026-10-02
Last Modified
2026-10-02
Generated
2026-10-02
AI Q&A
2026-10-02
EPSS Evaluated
N/A
NVD
CVE-2026-100107
EUVD
EUVD-2026-91252

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
kubio ai_page_builder to 2.9.2 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

The Kubio AI Page Builder plugin for WordPress has a stored cross-site scripting (XSS) vulnerability. This flaw exists because the plugin does not properly sanitize user input in the 'comment' parameter and fails to escape output. Attackers can exploit this to inject malicious scripts into web pages.

Detection Guidance

This vulnerability can be detected by checking for the presence of the Kubio AI Page Builder plugin version 2.9.2 or lower on your WordPress site. Inspect the plugin files for unsanitized comment parameters in pages or posts. Use WordPress admin to review plugin versions or check server files for the plugin directory.

Impact Analysis

Unauthenticated attackers can inject scripts that execute when users access infected pages. This could lead to theft of cookies, session tokens, or other sensitive data. It may also allow attackers to perform actions on behalf of users or deface websites.

Compliance Impact

This vulnerability could result in unauthorized access to user data, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations may face compliance breaches if user data is compromised through this exploit.

Mitigation Strategies

Update the Kubio AI Page Builder plugin to the latest version beyond 2.9.2 to address the Stored Cross-Site Scripting vulnerability. Disable or remove the plugin if updates are unavailable. Monitor for suspicious activity in comments or pages.

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