CVE-2024-3550: 
WordPress vulnerability analysis and mitigation

The WP Shortcodes Plugin — Shortcodes Ultimate plugin for WordPress contains a Stored Cross-Site Scripting vulnerability (CVE-2024-3550) affecting all versions up to and including 7.1.2. The vulnerability was discovered and disclosed on May 2, 2024, impacting WordPress installations using the affected plugin versions (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 a CVSS v3.1 base score of 5.4 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, indicating a network-accessible vulnerability requiring low attack complexity and user interaction (NVD).

When successfully exploited, this vulnerability allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses the compromised page, potentially leading to unauthorized data access or manipulation of user interactions (NVD).

The vulnerability requires an authenticated user with at least contributor-level privileges to exploit. The attacker must have the ability to create or edit content using the plugin's shortcodes (NVD).

Users are advised to update to version 7.1.3 or later of the Shortcodes Ultimate plugin, which contains the security fix for this vulnerability (NVD).