VULNERABILITY INTELLIGENCE

CVE-2026-84934

CVSS score8 HIGH
EPSS probability0.41%
CISA KEVNot currently listed
Published2026-09-05
Last modified2026-09-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

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.

Weakness classification

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Primary references