The WordPress contact form plugin has security issues

The Ninja Forms contact form plugin  for CMS WordPress, which has over 800,000 installations, has experienced security issues. The vulnerabilities identified are independent of each other, but they all arise due to individual security flaws.

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One of the main problems is the lack of proper URL escaping, which opens up the possibility for a Reflected XSS (Reflected XSS) attack. This vulnerability allows attackers to attack the site administrator and gain access to his rights. However, for a successful attack, hackers need to convince the administrator to click on the malicious link. At the moment, the vulnerability is undergoing analysis, so its severity level has not yet been determined according to CVSS.

To avoid risk, users are advised to immediately update the plugin to the latest version through the site's admin panel or download updates from official WordPress resources or Ninja Forms developers.