Mapster WP Maps <= 1.20.0 - Authenticated (Contributor+) Stored Cross-Site Scripting

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2025-9044
CVSS 6.4 (Medium)
Publicly Published September 25, 2025
Last Updated September 26, 2025
Researcher zer0gh0st

Description

The Mapster WP Maps plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple fields in versions up to, and including, 1.20.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with contributor-level permissions and above to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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

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Vulnerability Details for Mapster WP Maps

Software Type Plugin
Software Slug mapster-wp-maps (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.21.0, or a newer patched version
Affected Version
  • <= 1.20.0
Patched Version
  • 1.21.0

Recent vulnerabilities in Mapster WP Maps

# Title CVE ID CVSS Researchers Date
1 Mapster WP Maps < 1.24.0 - Unauthenticated Information Exposure CVE-2026-14839 5.3 Alexander Jurkschat August 1, 2026
2 Freemius <= 2.10.1 - Reflected DOM-Based Cross-Site Scripting via url Parameter CVE-2024-13362 6.1 Asaf Mozes April 30, 2026
3 Mapster WP Maps <= 1.6.0 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-10592 6.4 Akbar Kustirama November 15, 2024
4 Mapster WP Maps <= 1.5.0 - Incorrect Authorization to Authenticated (Contributor+) Arbitrary Options Update CVE-2024-9235 8.8 Sean Murphy October 24, 2024
5 Mapster WP Maps <= 1.2.38 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-21744 6.4 Abu Hurayra (HurayraIIT) January 5, 2024

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