CVE-2023-5343

Summary

CVE-2023-5343 is a vulnerability affecting the Popup box WordPress plugin before version 3.7.9. This issue arises due to insufficient sanitization and escaping of certain plugin settings. As a result, high privilege users, including administrators, may execute Cross-Site Scripting (XSS) attacks, even when the unfiltered_html setting is disabled. This vulnerability poses a significant risk to WordPress websites and requires immediate attention and patching to mitigate potential threats.

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