SQL Injection Vulnerability in PHPGurukul Daily Expense Tracker System
CVE-2026-90846

6.9MEDIUM

Key Information:

Vendor

PHPgurukul
Status
Daily Expense Tracker System
Vendor
CVE Published:
15 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90846?

A potential SQL injection vulnerability exists in the PHPGurukul Daily Expense Tracker System 1.1, specifically in the forgot-password.php file. This security flaw is caused by improper handling of user-supplied input in the email/contact number fields, allowing remote attackers to manipulate database queries. The vulnerability poses significant risks as it could lead to unauthorized access to sensitive data. The exploit has been publicly disclosed, raising the urgency for users to review and mitigate the risks associated with this vulnerability.

Affected Version(s)

Daily Expense Tracker System 1.1

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-2026-90846 - Proof of Concept

References

https://vuldb.com/vuln/403398
vdb-entrytechnical-description
https://vuldb.com/vuln/403398/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90846
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

n4k3r0 (VulDB User)
.