CVE-2026-90844
Deferred Deferred - Pending Action

SQL Injection in PHPGurukul Daily Expense Tracker System

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: VulDB

Description
A vulnerability was detected in PHPGurukul Daily Expense Tracker System 1.1. This vulnerability affects unknown code of the file /dets/index.php of the component Login. Performing a manipulation of the argument email results in sql injection. Remote exploitation of the attack is possible. The exploit is now public and may be used.

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Meta Information

Published
2026-09-15
Last Modified
2026-09-15
Generated
2026-10-05
AI Q&A
2026-09-15
EPSS Evaluated
2026-10-04
NVD
CVE-2026-90844
EUVD
EUVD-2026-78230

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
phpgurukul daily_expense_tracker_system 1.1

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-74 The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.

Attack-Flow Graph

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Executive Summary

This vulnerability is a SQL injection flaw in PHPGurukul Daily Expense Tracker System version 1.1. It allows attackers to manipulate the email parameter in the login page to bypass authentication and gain unauthorized access to the application without valid credentials.

Detection Guidance

To detect this SQL injection vulnerability in PHPGurukul Daily Expense Tracker System 1.1, monitor network traffic for suspicious POST requests to /dets/index.php with SQL injection payloads in the email parameter. Check application logs for unusual authentication attempts or errors related to SQL syntax.

Impact Analysis

An attacker could exploit this to access any user account, view and manage expenses, modify profiles, change passwords, and access financial reports. This could lead to unauthorized data exposure, financial loss, or identity theft.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive personal or financial data, violating GDPR's data protection principles and HIPAA's security requirements for protected health information.

Mitigation Strategies

Immediately update the application to use prepared statements with parameter binding for all SQL queries. Implement strict input validation for the email parameter. Replace MD5 password hashing with bcrypt. Enable account lockout after failed login attempts. Consider temporarily disabling the login page if a patch is unavailable.

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