CVE-2026-66459: WordPress AI for SEO plugin <= 2.4.2 - Broken Access Control vulnerability
Published Aug 13, 2026
·Updated
Unauthenticated Broken Access Control in AI for SEO <= 2.4.2 versions.
Affected Software
1 affected component
WordPress AI for SEO<=2.4.2
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
WordPress AI for SEO pluginto a version that resolves this vulnerability.Fixed in 2.4.3
Event History
Aug 13, 2026
CVE Published
via MITRE·01:37 PM
Data Sourced
via MITRE·01:37 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-66459?
The severity of CVE-2026-66459 is medium with a CVSS score of 6.5.
2
How do I fix CVE-2026-66459?
To fix CVE-2026-66459, update the WordPress AI for SEO plugin to version 2.4.3 or later.
3
What type of vulnerability is CVE-2026-66459?
CVE-2026-66459 is classified as a Broken Access Control vulnerability.
4
Which versions of the WordPress AI for SEO plugin are affected by CVE-2026-66459?
WordPress AI for SEO plugin versions 2.4.2 and earlier are affected by CVE-2026-66459.
5
What is the impact of CVE-2026-66459?
CVE-2026-66459 allows unauthenticated users to exploit the broken access controls, which may lead to unauthorized actions.