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Thrive Quiz Builder

2 CVEs product

Monthly

CVE-2026-59544 Jul 23, 11:18 CRITICAL Act Now

Unauthenticated PHP Object Injection in the Thrive Quiz Builder WordPress plugin (versions 10.9.3.0 and earlier) lets remote attackers inject crafted serialized PHP objects that are deserialized by the plugin, enabling POP-chain abuse that can lead to remote code execution, data theft, or site takeover. The flaw carries a CVSS 9.8 with a fully network-reachable, no-privilege, no-interaction vector, making any unpatched site running the plugin a high-value target. There is no public exploit identified at time of analysis and it is not listed in CISA KEV.

PHP WordPress Deserialization Wordpress Plugin Thrive Quiz Builder +1
NVD
CVSS 3.1
9.8
EPSS
0.3%
CVE-2021-24219 Apr 12, 14:15 MEDIUM POC This Month

The Thrive Optimize WordPress plugin before 1.4.13.3, Thrive Comments WordPress plugin before 1.4.15.3, Thrive Headline Optimizer WordPress plugin before 1.3.7.3, Thrive Leads WordPress plugin before. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

WordPress Authentication Bypass Voice Ignition Thrive Apprentice +18
NVD WPScan
CVSS 3.1
5.3
EPSS
2.1%
EPSS 0% CVSS 9.8
CRITICAL Act Now

Unauthenticated PHP Object Injection in the Thrive Quiz Builder WordPress plugin (versions 10.9.3.0 and earlier) lets remote attackers inject crafted serialized PHP objects that are deserialized by the plugin, enabling POP-chain abuse that can lead to remote code execution, data theft, or site takeover. The flaw carries a CVSS 9.8 with a fully network-reachable, no-privilege, no-interaction vector, making any unpatched site running the plugin a high-value target. There is no public exploit identified at time of analysis and it is not listed in CISA KEV.

PHP WordPress Deserialization +3
NVD
EPSS 2% CVSS 5.3
MEDIUM POC This Month

The Thrive Optimize WordPress plugin before 1.4.13.3, Thrive Comments WordPress plugin before 1.4.15.3, Thrive Headline Optimizer WordPress plugin before 1.3.7.3, Thrive Leads WordPress plugin before. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

WordPress Authentication Bypass Voice +20
NVD WPScan

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