This vulnerability (CVE-2025-39372) affects the elbisnero WordPress Events Calendar Registration & Tickets plugin (versions ≤ 2.6.0). It is a reflected cross-site scripting (XSS) flaw caused by improper input neutralization during web page generation. The CVSS 3.1 base score is 7.1, indicating a high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability. The vulnerability allows attackers to inject malicious scripts that execute in the context of the victim's browser session.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the affected website, potentially leading to information disclosure, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability. The CVSS score of 7.1 reflects these impacts. No known exploits in the wild have been reported so far.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider disabling or limiting use of the affected plugin and apply web application firewall (WAF) rules to detect and block reflected XSS attempts. Monitor vendor channels for updates and apply patches promptly once available.