Unauthenticated Cross Site Scripting (XSS) in Music Player for WooCommerce <= 1.8.9 versions. (CVE-2026-78283)

CVE-2026-78283 is an unauthenticated Cross Site Scripting (XSS) vulnerability affecting Music Player for WooCommerce versions <= 1.8.9. The vulnerability allows remote attackers to inject malicious scripts that can execute in the context of the victim's browser. 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. No patch or vendor advisory information is currently provided.

Successful exploitation could allow attackers to execute arbitrary scripts in the context of users' browsers, potentially leading to theft of sensitive information, session hijacking, or other malicious actions affecting confidentiality, integrity, and availability. Since the vulnerability is unauthenticated, it can be exploited by remote attackers without credentials.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch is available, consider applying web application firewall (WAF) rules to detect and block XSS payloads targeting this plugin and restrict user input where possible.