SQL Injection Vulnerability in Simple Online Hotel Reservation System by Code-Projects
CVE-2025-6421

6.9MEDIUM

Key Information:

Vendor

Code-projects

Status
Simple Online Hotel Reservation System
Vendor
CVE Published:
21 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-6421?

A SQL injection vulnerability exists in the Simple Online Hotel Reservation System version 1.0, specifically in the /admin/add_account.php file. This security flaw arises from improper handling of the 'admin_id' argument, allowing attackers to execute malicious SQL queries. The exploit can be initiated remotely, posing a significant risk to the integrity and confidentiality of the database. It is crucial for users of this system to apply appropriate security measures and patches to mitigate potential attacks. The vulnerability has been publicly disclosed, increasing the urgency for immediate action.

Affected Version(s)

Simple Online Hotel Reservation System 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-6421 - Proof of Concept

References

https://vuldb.com/?id.313415
vdb-entrytechnical-description
https://vuldb.com/?ctiid.313415
signaturepermissions-required
https://vuldb.com/?submit.598247
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

zzb1 (VulDB User)
.
CVE-2025-6421 : SQL Injection Vulnerability in Simple Online Hotel Reservation System by Code-Projects