CVE-2025-48336

CRITICAL 9.8

WordPress Course Builder < 3.6.6 - PHP Object Injection Vulnerability

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

Deserialization of Untrusted Data vulnerability in ThimPress Course Builder course-builder allows Object Injection.This issue affects Course Builder: from n/a through < 3.6.6.

CWE	CWE-502
Vendor	thimpress
Product	course builder
Published	May 29, 2025
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

ThimPress / Course Builder

0 ≤ 3.6.6

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Theme/course-builder/vulnerability/wordpress-course-builder-3-6-6-php-object-injection-vulnerability?_s_id=cve

Credits

Aiden | Patchstack Bug Bounty Program