CVE-2023-36384: 
WordPress vulnerability analysis and mitigation

An unauthorized Reflected Cross-Site Scripting (XSS) vulnerability was discovered in the CodePeople Booking Calendar Contact Form WordPress plugin affecting versions 1.2.40 and below. The vulnerability was reported on December 22, 2022, and publicly disclosed on June 22, 2023 (Patchstack Database).

The vulnerability has been assigned CVE-2023-36384 and received varying CVSS scores. The National Vulnerability Database (NVD) assessed it with a CVSS v3.1 Base Score of 6.1 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N, while Patchstack rated it higher at 7.1 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. The vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation) (NVD).

This vulnerability could allow malicious actors to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the website, which would be executed when guests visit the site. The impact is considered moderately dangerous and is expected to become exploited (Patchstack Database).

Users are advised to update to version 1.2.41 or later to resolve the vulnerability. Patchstack has issued a virtual patch to mitigate this issue by blocking any attacks until users can update to a fixed version (Patchstack Database).