CVE-2025-2800 is a stored cross-site scripting vulnerability (CWE-79) in the WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce plugin for WordPress. The issue is due to improper neutralization of input in the 'organizer_name' parameter, which allows unauthenticated attackers to inject arbitrary web scripts. These scripts execute in the context of users visiting the injected pages, potentially leading to information disclosure or session hijacking. The vulnerability affects all versions up to and including 3.1.50. The CVSS 3.1 base score is 7.2, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and impacts on confidentiality and integrity with scope changed.

Successful exploitation allows unauthenticated attackers to execute arbitrary scripts in the context of users viewing the affected pages, which can lead to theft of sensitive information, session hijacking, or other malicious actions impacting confidentiality and integrity. There is no indication of impact on availability. No known exploits in the wild have been reported at this time.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor the vendor's communications for updates. Until a fix is available, consider applying temporary mitigations such as disabling or restricting usage of the affected parameter if feasible, or employing web application firewall (WAF) rules to detect and block malicious input targeting the 'organizer_name' parameter.