High severity8.0NVD Advisory· Published Sep 5, 2026· Updated Sep 8, 2026
CVE-2026-84934
CVE-2026-84934
Description
The JCH Optimize WordPress plugin before 6.0.1 does not perform a capability check on one of its authenticated AJAX actions and lets the request choose which internal action runs, allowing any authenticated users such as Subscribers to import arbitrary JCH Optimize WordPress plugin before 6.0.1 settings and store a script that executes in the browser of any visitor or administrator viewing the site.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <6.0.1
Patches
Vulnerability mechanics
References
1News mentions
1- Wordfence Intelligence Weekly WordPress Vulnerability Report (September 7, 2026 to September 13, 2026)Wordfence Blog · Sep 17, 2026