CVE-2026-8942 Details
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.
A Cross-Site Request Forgery (CSRF) vulnerability exists in the MetaMagic SEO Plugin for WordPress, affecting all versions through 1.6. The issue arises from inadequate nonce validation in the 'metamagic_update_options' function, allowing unauthenticated attackers to alter the plugin's SEO settings. This includes enabling or disabling the plugin and modifying the output of description and keyword meta tags. Exploitation requires tricking a site administrator into clicking a link that initiates the forged request.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 27, 2026CISA-ADP
Assessed May 27, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-352 | Cross-Site Request Forgery (CSRF) | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| MetaMagic SEO Plugin | <= 1.6 |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 27, 2026 | New CVE Received | [email protected] |