CVE-2024-50440: 
WordPress vulnerability analysis and mitigation

A Cross-site Scripting (XSS) vulnerability was discovered in the WordPress CodePen Embedded Pens Shortcode plugin, affecting versions up to 1.0.2. The vulnerability was identified on September 26, 2024, and publicly disclosed on October 24, 2024. This security issue, tracked as CVE-2024-50440, affects the plugin's web page generation functionality (Patchstack Advisory).

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 score of 6.5 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L (NVD Database).

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. The impact requires user interaction and affects both confidentiality and integrity of the system (Patchstack Advisory).

The vulnerability has been patched in version 1.0.3 of the CodePen Embedded Pens Shortcode plugin. Users are advised to update to version 1.0.3 or later to remove the vulnerability. Patchstack users have the option to enable auto-updates for vulnerable plugins (Patchstack Advisory).