CVE-2024-13453 HIGH

CVE-2024-13453: Contact Form & SMTP Plugin for WordPress by PirateForms <= 2.6.0 - Unauthenticated Arbitrary Shortcode Execution

Vendor Smub
Product Contact Form & SMTP Plugin for WordPress by PirateForms
Weakness CWE-94 · Code injection
Published January 30, 2025
Last update April 8, 2026

CVSS base score

7.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

What the vulnerability does

01Description

The The Contact Form & SMTP Plugin for WordPress by PirateForms plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.6.0. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

Explanation of Vulnerability in Simple Terms

02Summary

The Contact Form & SMTP Plugin for WordPress by PirateForms versions 2.6.0 and earlier contains a code injection vulnerability. An unauthenticated attacker can inject and execute arbitrary PHP code on the site without user interaction. This allows complete compromise of the WordPress installation, including data theft and malware installation.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site and take full control of the WordPress installation.

Potential impact on your site

04Site Impact

An attacker can steal data, modify content, install malware, or take over the entire WordPress site.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

January 30, 2025 CVE published
April 8, 2026 Record updated

Related vulnerabilities

08Related CVE