CVE-2026-84934
JCH Optimize < 6.0.1 - Subscriber+ Stored XSS via getcacheinfo Task Override
HIGH 8.0EPSS 0.4%
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.
- Affected
- JCH Optimize
- CVSS v3.1 CNA
- 8.0 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - EPSS
- 0.41% chance of exploitation in the next 30 days, 34th percentile
- Published
- 2026-09-05
- Updated
- 2026-09-06