WP Maintenance <= 6.0.7 - Authenticated (Admin+) Cross-Site Scripting

5.5
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2022-30536
CVSS 5.5 (Medium)
Publicly Published June 28, 2022
Last Updated June 6, 2024
Researcher R3N0

Description

The WP Maintenance plugin for WordPress is vulnerable to Cross-Site Scripting in versions up to, and including, 6.0.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative permissions and above to inject arbitrary web scripts that execute in a victim's browser. This only affects multi-site installations and installations where unfiltered_html has been disabled.

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

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Vulnerability Details for WP Maintenance

Software Type Plugin
Software Slug wp-maintenance (view on wordpress.org)
Patched? Yes
Remediation Update to version 6.0.8, or a newer patched version
Affected Version
  • <= 6.0.7
Patched Version
  • 6.0.8

Recent vulnerabilities in WP Maintenance

# Title CVE ID CVSS Researchers Date
1 WP Maintenance <= 6.1.9.7 - Authenticated (Administrator+) PHP Object Injection CVE-2025-47683 7.2 Ngo Bui Truong Vu May 7, 2025
2 WP Maintenance <= 6.1.9.2 - IP Spoofing to Maintenance Mode Bypass CVE-2024-0789 5.3 Hoa Le Ngoc (lengochoa) June 18, 2024
3 WP Maintenance <= 6.1.6 - Information Exposure CVE-2024-1472 5.3 Francesco Carlucci February 16, 2024
4 WP Maintenance <= 6.1.3 - IP Restriction Bypass CVE-2023-47769 5.3 Kévin Mosbahi (Mika) November 14, 2023
5 WP Maintenance <= 6.0.5 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2021-36828 5.5 Asif Nawaz Minhas April 15, 2022
6 WP Maintenance <= 5.0.5 - Cross-Site Request Forgery to Stored Cross-Site Scripting CVE-2019-19979 8.8 Chloe Chamberland November 19, 2019

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