EIP-2026-113409

PRE-CVE

WHMCompleteSolution (WHMCS) 4.5.2 - 'googlecheckout.php' SQL Injection

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-113409. PoCs published by Starware Security Team.

AI-analyzed exploit summary This is a proof-of-concept for a blind SQL injection vulnerability in WHMCS. It demonstrates how an attacker can inject malicious SQL queries via the 'google-order-number' parameter in a POST request to the Google Checkout callback endpoint.

Description

WHMCompleteSolution (WHMCS) 4.5.2 - 'googlecheckout.php' SQL Injection

Exploits (1)

exploitdb WORKING POC VERIFIED
by Starware Security Team · htmlwebappsphp
https://www.exploit-db.com/exploits/37971

This is a proof-of-concept for a blind SQL injection vulnerability in WHMCS. It demonstrates how an attacker can inject malicious SQL queries via the 'google-order-number' parameter in a POST request to the Google Checkout callback endpoint.

Classification
Working Poc 90%
Attack Type
Sqli
Complexity
Trivial
Reliability
Reliable
Target: WHMCS 4.5.2
No auth needed
Prerequisites: Access to the target WHMCS installation · Network connectivity to the target server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026