CVE-2026-84934: CWE-79 Cross-Site Scripting (XSS) in JCH Optimize
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.
CVE-2026-84934: CWE-79 Cross-Site Scripting (XSS) in JCH Optimize
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.
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-02T16:26:43.553Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9bb8bbacd9273b49723e0e
Added to database: 09/05/2026, 06:37:47 UTC
Last updated: 09/05/2026, 07:52:26 UTC
Views: 3
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