CVE-2025-3748: Taxonomy Chain Menu <= 1.0.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via pn_chain_menu Shortcode
The Taxonomy Chain Menu plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's pnchainmenu shortcode in all versions up to, and including, 1.0.8 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2025-3748?
CVE-2025-3748 is classified as a high severity vulnerability due to the potential for stored cross-site scripting attacks.
How do I fix CVE-2025-3748?
To fix CVE-2025-3748, update the Taxonomy Chain Menu plugin to version 1.0.9 or later.
What versions of Taxonomy Chain Menu are affected by CVE-2025-3748?
CVE-2025-3748 affects all versions of the Taxonomy Chain Menu plugin up to and including 1.0.8.
What type of vulnerability is CVE-2025-3748?
CVE-2025-3748 is a Stored Cross-Site Scripting (XSS) vulnerability.
Who is affected by CVE-2025-3748?
Any user of the Taxonomy Chain Menu plugin for WordPress versions up to 1.0.8 is at risk due to CVE-2025-3748.