CVE-2024-12467: 
WordPress vulnerability analysis and mitigation

The Pago por Redsys plugin for WordPress (CVE-2024-12467) contains a Reflected Cross-Site Scripting vulnerability that affects all versions up to and including 1.0.12. The vulnerability was discovered and disclosed on February 22, 2025, and is related to insufficient input sanitization and output escaping of the 'Ds_MerchantParameters' parameter (NVD).

The vulnerability is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation) with a CVSS v3.1 base score of 6.1 (Medium). The attack vector is network-based (AV:N), requires low attack complexity (AC:L), needs no privileges (PR:N), requires user interaction (UI:R), has changed scope (S:C), and can result in low confidentiality and integrity impact (C:L, I:L) with no availability impact (A:N) (NVD).

When successfully exploited, this vulnerability allows unauthenticated attackers to inject arbitrary web scripts that execute when users perform specific actions, such as clicking on a malicious link. This can lead to potential compromise of user data and session information (NVD).

The vulnerability requires no authentication and can be exploited by tricking users into performing specific actions. The attack complexity is considered low, making it relatively straightforward for attackers to exploit if they can successfully social engineer users (NVD).

Users are advised to update to version 1.0.13 or later of the Pago por Redsys plugin, which contains fixes for this vulnerability (NVD).