SB2025050529 - Stored cross-site scripting in Taxonomy Chain Menu plugin for WordPress
Published: May 5, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Stored cross-site scripting (CVE-ID: CVE-2025-3748)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the pn_chain_menu shortcode. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- https://plugins.trac.wordpress.org/browser/taxonomy-chain-menu/trunk/index.php#L190
- https://plugins.trac.wordpress.org/changeset/3284354/
- https://wordpress.org/plugins/taxonomy-chain-menu/#developers
- https://www.wordfence.com/threat-intel/vulnerabilities/id/25afc28c-2814-4b49-add5-1d0ce5ff3a07?source=cve