CVE-2017-16842 Cross-site scripting in n/a

Medium 4.8 Published 16 Nov 2017 Updated 5 Aug 2024

Remote attackers can inject arbitrary web script or HTML via the Google Search Console table in the Yoast SEO plugin.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2017-16842?

CVE-2017-16842 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 Nov 2017. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-79

Which versions are affected by CVE-2017-16842?

It affects 1 product.

Products include Yoast Wordpress Seo.

How do I fix CVE-2017-16842?

No fix has been published for CVE-2017-16842 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2017-16842 being exploited?

There is no known exploitation of CVE-2017-16842 in the wild and no public exploit code.

Sources

Also known as GHSA-5gph-h85c-3ffg.