WordPress security changelog
CRITICAL
CVE-2026-59544
Deferred
Thrive Quiz Builder: Code execution
Thrive Quiz Builder is affected by code execution. The vulnerable path is reachable without authentication. Successful exploitation can run attacker-controlled code in the WordPress hosting account. The published affected range is n/a through 10.9.3.0.
CVE / CNA score
9.8
CVSS 3.1 · audit@patchstack.com
NVD score
Pending
NVD has not published its own CVSS assessment.
- Component
- Thrive Quiz Builder
- Plugin slug
thrive-quiz-builder- Affected
- n/a through 10.9.3.0
- Safe version
10.9.3.1- Published
- Jul 23, 2026
This CVE was published Jul 23, 2026 and is one of 1 known issue for this plugin.
What to do
Patch or disable the affected component.
Update Thrive Quiz Builder to 10.9.3.1 or later, or disable and remove it until a fixed version is available.
Source record
Technical description
Unauthenticated PHP Object Injection in Thrive Quiz Builder <= 10.9.3.0 versions.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References