CVE-2023-51520
The Booking Calendar plugin for WordPress contains a cross-site scripting (XSS) vulnerability in versions prior to 9.7.4 that could allow an attacker to inject and execute malicious scripts on the website. These injected scripts could perform various actions including redirects, display unwanted advertisements, or execute arbitrary HTML code that would run when visitors access the site. The vulnerability was discovered by Ngô Thiên An and has been patched in version 9.7.4 and later. Users should update to at least version 9.7.4 to remediate this security issue.
Based on public CVE data (MITRE/NVD).