What the vulnerability does
01Description
The Posts Navigation Links for Sections and Headings – Free by WP Masters plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.1. This is due to missing or incorrect nonce validation on the 'wpm_navigation_links_settings' page. This makes it possible for unauthenticated attackers to update the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
02Summary
Posts Navigation Links for Sections and Headings – Free by WP Masters versions 1.0.1 and earlier contain a cross-site request forgery (CSRF) vulnerability. An attacker can craft a malicious link or page that, when visited by a logged-in site administrator, performs unwanted actions on the site without the administrator's knowledge or consent. The vulnerability requires user interaction—the admin must click the link or visit the attacker's page.
What an attacker can do
03Attacker Capabilities
Perform unwanted actions on the site by tricking an admin into clicking a malicious link.
Potential impact on your site
04Site Impact
An attacker could modify site settings or content if they trick your admin into visiting a malicious page.
Conditions required to exploit
05Prerequisites
Site admin must be logged in and click a link or visit a page controlled by the attacker.
Key dates
06Disclosure timeline
November 4, 2025
CVE published
April 8, 2026
Record updated
