CVE-2026-59544
WordPress Thrive Quiz Builder plugin <= 10.9.3.0 - PHP Object Injection vulnerability
Description
Unauthenticated PHP Object Injection in Thrive Quiz Builder <= 10.9.3.0 versions.
INFO
Published Date :
July 23, 2026, 12:18 p.m.
Last Modified :
Oct. 24, 2026, 1:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-59544
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | CRITICAL | 21595511-bba5-4825-b968-b78d1f9984a3 | ||||
| CVSS 3.1 | CRITICAL | [email protected] |
Solution
- Update Thrive Quiz Builder to the latest version.
- Apply vendor patches or security advisories.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-59544.
| URL | Resource |
|---|---|
| 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 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-59544 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-59544
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-59544 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-59544 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Oct. 24, 2026
Action Type Old Value New Value Added Translation Title: Thrive Quiz Builder de Thrive Themes Coupon, Description: Inyección de objetos PHP no autenticada en Thrive Quiz Builder versiones menor o igual que 10.9.3.0. -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 23, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-59544', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-07-23T13:31:43.463275Z'} -
New CVE Received by [email protected]
Jul. 23, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Thrive Themes Coupon', 'product': 'Thrive Quiz Builder', 'versions': [{'status': 'affected', 'changes': [{'at': '10.9.3.1', 'status': 'unaffected'}], 'version': 'n/a', 'versionType': 'custom', 'lessThanOrEqual': '10.9.3.0'}], 'defaultStatus': 'unaffected'}] Added Description Unauthenticated PHP Object Injection in Thrive Quiz Builder <= 10.9.3.0 versions. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-502 Added Reference 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