# Page Builder by SiteOrigin

Type: Product

Source: SaaS Intelligence Brief — https://getsaasbrief.com/entity/page-builder-by-siteorigin
Canonical HTML page: https://getsaasbrief.com/entity/page-builder-by-siteorigin

## Recent coverage (1 stories)

### Critical Security Flaws in SiteOrigin and Calendar Plugins Impact 600K Sites
2026-03-03 13:44:09 · Sentiment: Negative · Impact: 7/10 · Sources: 2

A critical 8.8-rated vulnerability in the Page Builder by SiteOrigin plugin has exposed 500,000 WordPress sites to potential compromise. An additional 100,000 sites are affected by a separate flaw in a popular calendar plugin, highlighting systemic risks in the CMS plugin ecosystem.
Full story: https://getsaasbrief.com/story/wordpress-siteorigin-security-vulnerability-2026

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