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Multiple Flaws Found in Ninja Forms Plugin Leave 800,000 Sites Vulnerable

July 31, 2023

Multiple security vulnerabilities have been disclosed in the Ninja Forms plugin for WordPress that could be exploited by threat actors to escalate privileges and steal sensitive data.

The flaws, tracked as CVE-2023-37979, CVE-2023-38386, and CVE-2023-38393, impact versions 3.6.25 and below, Patchstack said in a report last week. Ninja Forms is installed on over 800,000 sites.

A brief description of each of the vulnerabilities is below –

  • CVE-2023-37979 (CVSS score: 7.1) – A POST-based reflected cross-site scripting (XSS) flaw that could allow any unauthenticated user to achieve privilege escalation on a target WordPress site by tricking privileged users to visit a specially crafted website.

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