PLUGIN SECURITY

Is Yoast SEO Premium safe?

Real-time SEO guidance, schema, and AI built in. Help search engines and AI systems understand your content. All AI tools included, no hidden fees.

What this plugin does

  • Slug: wordpress-seo-premium
  • Author: Yoast
  • 10000000+ active installs
  • 96/100 rating (27819 reviews on wordpress.org)
  • 996097993 all-time downloads
  • On WordPress.org since 2010-10-11

Content analysisReadabilityschemaseoxml sitemap

Maintenance status

  • Latest known version: 28.2
  • Last updated: 2026-09-01 6:03am GMT
  • Tested up to WordPress: 7.1
  • Requires PHP: 7.4+
  • Max supported PHP (analyzed): 8.4

Known vulnerabilities

5 known CVEs on file for Yoast SEO Premium. Reported between 2019 and 2026.

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2026-10821 Yoast SEO Premium [wordpress-seo-premium] < 27.6.1 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') Medium 6.6 < 27.6.1 27.6.1 2026-09-02 ✓ fixed in latest
CVE-2026-40722 Yoast SEO Premium [wordpress-seo-premium] < 26.7 Missing Authorization Medium 5.5 < 26.7 26.7 2026-06-17 ✓ fixed in latest
CVE-2025-11241 Yoast SEO Premium [wordpress-seo-premium] >= 25.7 - < 26.0 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) Medium 6.4 25.7–26.0 26.0 2025-10-02 ✓ fixed in latest
CVE-2023-28775 Yoast SEO Premium [wordpress-seo-premium] < 20.5 Missing Authorization Medium 5.3 < 20.5 20.5 2023-05-09 ✓ fixed in latest
CVE-2019-13478 Yoast SEO Premium [wordpress-seo-premium] < 11.6 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Critical 9.8 < 11.6 11.6 2019-07-09 ✓ fixed in latest
Yoast SEO Premium [wordpress-seo-premium] < 2.1 Unknown < 2.1 2.1 ✓ fixed in latest

How to fix it

Keep Yoast SEO Premium updated — 28.2 is the latest version on wordpress.org, and each CVE above lists the exact release that fixed it ("Fixed in").

This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.

Safer / more established alternatives

Check your own WordPress site

Run a free passive scan now, or create a free account and install the WP Clinic plugin for a deep scan of your whole hosting account and AI-assisted repair.