SQL Injection Vulnerability in itsourcecode Leave Management System
CVE-2026-90789

6.9MEDIUM

Key Information:

Vendor

Itsourcecode

Status
Leave Management System
Vendor
CVE Published:
14 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90789?

A SQL injection vulnerability has been discovered in version 1.0 of the itsourcecode Leave Management System, specifically in the /login.php file. This weakness allows an attacker to manipulate the user_email parameter, potentially leading to unauthorized database access. The flaw can be exploited remotely, and proof-of-concept attacks are publicly available, emphasizing the need for prompt attention to mitigate potential risks.

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-2026-90789 - Proof of Concept

References

https://vuldb.com/vuln/403295
vdb-entrytechnical-description
https://vuldb.com/vuln/403295/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90789
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

Fantasy5_5 (VulDB User)
.