CVE-2026-59544 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Thrive Themes Coupon

Thrive Quiz Builder

unaffected

Version	Status	Constraints
`n/a`	affected	≤ 10.9.3.0

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

Update the WordPress Thrive Quiz Builder Plugin to the latest available version (at least 10.9.3.1).

Workaround

No workaround given by the vendor.

References

Link	Providers
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

History

Thu, 23 Jul 2026 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Thu, 23 Jul 2026 11:45:00 +0000

Type	Values Removed	Values Added
Description		Unauthenticated PHP Object Injection in Thrive Quiz Builder <= 10.9.3.0 versions.
Title		WordPress Thrive Quiz Builder plugin <= 10.9.3.0 - PHP Object Injection vulnerability
Weaknesses		CWE-502
References		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
Metrics		cvssV3_1 `{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-07-23T11:18:22.172Z

Updated: 2026-07-23T13:31:49.098Z

Reserved: 2026-07-05T21:27:56.024Z

Link: CVE-2026-59544

Vulnrichment

Updated: 2026-07-23T13:31:45.685Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-502

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