CVE-2024-22137: 
WordPress vulnerability analysis and mitigation

A Cross-site Scripting (XSS) vulnerability was discovered in MailMunch Constant Contact Forms WordPress plugin, identified as CVE-2024-22137. The vulnerability affects versions up to and including 2.0.11 of the plugin, allowing for Stored XSS attacks. The issue was discovered and reported by Khalid Yusuf on November 27, 2023, and was publicly disclosed on January 10, 2024 (Patchstack).

The vulnerability is classified as an Improper Neutralization of Input During Web Page Generation (CWE-79). It received a CVSS v3.1 base score of 5.4 (Medium) from NIST with a vector string of CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, while Patchstack assessed it with a slightly higher CVSS score of 6.5 (Medium) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L (NVD).

The vulnerability could allow a malicious actor to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the website. These injected scripts would be executed when visitors access the affected site (Patchstack).

The vulnerability has been fixed in version 2.1.0 of the Constant Contact Forms by MailMunch plugin. Users are advised to update to version 2.1.0 or later to remove the vulnerability (Patchstack).