PT-2026-63855 · Thrive Themes Coupon · Thrive Quiz Builder

CVE-2026-59544 · Published 2026-07-23 · Updated 2026-07-23

NVD

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Unauthenticated PHP Object Injection in Thrive Quiz Builder <= 10.9.3.0 versions.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-59544

Affected Products

Thrive Quiz Builder

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-59544 · Security Note
• https://patchstack.com/database/wordpress/plugin/thrive-quiz-builder/vulnerability/wordpress-thrive-quiz-builder-plugin-10-9-3-0-php-object-injection-vulnerability?_s_id=cve · Note