WP Mailster <= 1.8.15.0 - Reflected Cross-Site Scripting

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2025-24559
CVSS 6.1 (Medium)
Publicly Published November 23, 2024
Last Updated February 20, 2025
Researcher João Pedro Soares de Alcântara - Kinorth

Description

The WP Mailster plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in all versions up to, and including, 1.8.15.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

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Vulnerability Details for WP Mailster

Software Type Plugin
Software Slug wp-mailster (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.8.16.0, or a newer patched version
Affected Version
  • <= 1.8.15.0
Patched Version
  • 1.8.16.0

Recent vulnerabilities in WP Mailster

# Title CVE ID CVSS Researchers Date
1 WP Mailster <= 1.8.20.0 - Reflected Cross-Site Scripting CVE-2025-24688 6.1 0xd4rk5id3 January 28, 2025
2 WP Mailster <= 1.8.17.0 - Unauthenticated Sensitive Information Exposure CVE-2025-22303 5.3 Dhabaleshwar Das January 6, 2025
3 WP Mailster <= 1.8.17.0 - Reflected Cross-Site Scripting CVE-2025-24598 6.1 LVT-tholv2k December 22, 2024
4 WP Mailster <= 1.8.17.0 - Cross-Site Request Forgery CVE-2024-54355 4.3 Dhabaleshwar Das December 11, 2024
5 WP Mailster <= 1.8.16.0 - Unauthenticated Sensitive Information Exposure CVE-2025-24567 5.3 Kévin Mosbahi (Mika) December 7, 2024
6 WP Mailster <= 1.8.17.0 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-11782 6.4 Peter Thaleikis December 2, 2024
7 WP Mailster <= 1.8.16.0 - Authenticated (Contributor+) SQL Injection via orderby CVE-2024-53807 8.8 Lam Que Chi December 2, 2024
8 WP Mailster <= 1.8.16.0 - Missing Authorization CVE-2024-53803 6.5 Kévin Mosbahi (Mika) December 2, 2024
9 WP Mailster <= 1.8.16.0 - Missing Authorization CVE-2024-53805 7.5 Kévin Mosbahi (Mika) December 2, 2024
10 WP Mailster <= 1.8.16.0 - Unauthenticated Information Exposure CVE-2024-53804 5.3 Kévin Mosbahi (Mika) December 2, 2024

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