CVE-2026-8942 MetaMagic SEO Plugin <= 1.6 - Cross-Site Request Forgery to Plugin Settings Update via Settings Page
Attackers can trick administrators into modifying SEO plugin settings via forged requests, requiring an upgrade to fix.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-8942?
CVE-2026-8942 is a medium-severity vulnerability in lhughes33472 MetaMagic SEO Plugin, published on 27 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The MetaMagic SEO Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.6. This is due to missing or incorrect nonce validation on the metamagic_update_options function. This makes it possible for unauthenticated attackers to modify the plugin's SEO settings, including enabling or disabling the plugin and toggling description and keyword meta tag output via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Weakness: CWE-352
Which versions are affected by CVE-2026-8942?
How do I fix CVE-2026-8942?
No fix has been published for CVE-2026-8942 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-8942 being exploited?
There is no known exploitation of CVE-2026-8942 in the wild and no public exploit code.
Sources
Also known as GHSA-w9w5-x24x-qc8j.