The WP Html Page Sitemap plugin for WordPress, up to version 2.2, contains a CSRF vulnerability that enables stored XSS attacks. This means an attacker can trick an authenticated user into submitting a forged request that results in malicious script storage, potentially compromising user sessions or site content. The CVSS 3.1 base score is 7.1, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability.

Successful exploitation can lead to stored XSS, which may allow attackers to execute arbitrary scripts in the context of the affected site, potentially compromising user data and site integrity. The vulnerability affects confidentiality, integrity, and availability to a limited extent as indicated by the CVSS vector. There are no known active exploits in the wild currently.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider disabling or removing the WP Html Page Sitemap plugin or applying any recommended temporary mitigations from the vendor. Monitor the vendor's communications for updates on patches or official fixes.