SQL Injection Vulnerability in itsourcecode Leave Management System by itsourcecode
CVE-2026-103690

5.3MEDIUM

Key Information:

Vendor

Itsourcecode

Status
Leave Management System
Vendor
CVE Published:
1 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-103690?

A vulnerability exists in itsourcecode Leave Management System version 1.0 that allows for SQL injection through manipulation of the LEAVEID argument in the controller.php file. Attackers can exploit this flaw remotely, potentially leading to unauthorized access and data manipulation. The exploit has been documented and may pose a significant risk to users if not addressed.

Affected Version(s)

Leave Management 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-2026-103690 - Proof of Concept

References

https://vuldb.com/vuln/412559
vdb-entrytechnical-description
https://vuldb.com/vuln/412559/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-103690
third-party-advisory

CVSS V4

Score:
5.3
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

mengxing (VulDB User)
.