Freemius WordPress SDK used by 7M sites is vulnerable to XSS attack (CVE-2023-33999) Vulnerability Freemius WordPress SDK used by 7M sites is vulnerable to XSS attack (CVE-2023-33999) do son July 18, 2023 Security analysts at Patchstack have discovered that the popular plugin is vulnerable to CVE-2023-33999. This security vulnerability... Read More Read more about Freemius WordPress SDK used by 7M sites is vulnerable to XSS attack (CVE-2023-33999)