CVE-2024-22150: 
WordPress vulnerability analysis and mitigation

A Stored Cross-Site Scripting (XSS) vulnerability was discovered in PWR Plugins Portfolio & Image Gallery for WordPress | PowerFolio plugin affecting all versions up to and including 3.1. The vulnerability was disclosed on January 16, 2024, and was assigned CVE-2024-22150. The issue affects the plugin's shortcode functionality and requires an authenticated user with contributor-level or higher permissions (WPScan, NVD).

The vulnerability stems from insufficient input sanitization and output escaping on user-supplied attributes in the plugin's shortcode functionality. The issue has been assigned CWE-79 (Improper Neutralization of Input During Web Page Generation). The vulnerability has received a CVSS v3.1 base score of 5.4 (Medium) from NVD with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, while Patchstack assigned it a 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, Patchstack).

The vulnerability allows authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses an injected page, potentially leading to the injection of malicious redirects, advertisements, and other HTML payloads that execute when visitors access the affected site (Patchstack).

The vulnerability has been fixed in version 3.1.1 of the PowerFolio plugin. Site administrators are advised to update to version 3.1.1 or later to remove the vulnerability. Patchstack users can enable auto-update for vulnerable plugins (Patchstack).