An advisory was published about a high-severity vulnerability discovered in the Page Builder by SiteOrigin WordPress plugin, which is installed on more than 500,000 websites. This is the third vulnerability discovered in the SiteOrigin Page Builder in 2026. The vulnerability is rated 8.8 on the CVSS severity scale.
What The Plugin Does
Page Builder by SiteOrigin is a drag-and-drop layout builder for WordPress. It allows site owners to create responsive, column-based page designs using standard WordPress widgets. Users can build pages visually without…

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