CVE-2017-16842

Severity: medium (CVSS 4.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-11-16 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in admin/google_search_console/class-gsc-table.php in the Yoast SEO plugin before 5.8.0 for WordPress allows remote attackers to inject arbitrary web script or HTML.

Affected products

Yoast Wordpress Seo: before 5.8.0 — fixed in 5.8.0

How to fix

Upgrade to a fixed version: Yoast Wordpress Seo 5.8.0. Check the vendor advisory for mitigations.

References

https://packetstormsecurity.com/files/145080/WordPress-Yoast-SEO-Cross-Site-Scripting.html
https://plugins.trac.wordpress.org/changeset/1766831/wordpress-seo/trunk/admin/google_search_console/class-gsc-table.php
https://wordpress.org/plugins/wordpress-seo/#developers
https://packetstormsecurity.com/files/145080/WordPress-Yoast-SEO-Cross-Site-Scripting.html
https://plugins.trac.wordpress.org/changeset/1766831/wordpress-seo/trunk/admin/google_search_console/class-gsc-table.php
https://wordpress.org/plugins/wordpress-seo/#developers

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