CVE-2026-91004
Received Received - Intake

SQL Injection in Online Faculty Clearance System 1.0

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: VulDB

Description
A vulnerability has been found in SourceCodester Online Faculty Clearance System 1.0. The impacted element is an unknown function of the file /delete_faculty1.php. Such manipulation of the argument ID leads to sql injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used.

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Meta Information

Published
2026-09-15
Last Modified
2026-09-15
Generated
2026-09-15
AI Q&A
2026-09-15
EPSS Evaluated
N/A
NVD
CVE-2026-91004
EUVD
EUVD-2026-78283

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
sourcecodester online_faculty_clearance_system 1.0

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Exploitability

CWE
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KEV
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CWE ID Description
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.
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.

Attack-Flow Graph

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Executive Summary

This vulnerability is a SQL injection flaw in the Online Faculty Clearance System 1.0, specifically in the file delete_faculty1.php. It occurs due to insufficient input validation of the 'ID' parameter, allowing attackers to inject malicious SQL queries. This can lead to unauthorized database access, data tampering, and sensitive information leakage without requiring authentication.

Detection Guidance

To detect this SQL injection vulnerability, you can use tools like sqlmap to test the /delete_faculty1.php endpoint with the ID parameter. Example command: sqlmap -u "http://target.com/OnlineClearance/delete_faculty1.php?id=1" --batch. You can also manually test with payloads like ' OR 1=1 -- or by appending time delays such as id=1 AND (SELECT * FROM (SELECT(SLEEP(5)))a).

Check server logs for unusual SQL query patterns or errors. Look for repeated failed login attempts or unexpected database queries targeting the ID parameter.

Impact Analysis

An attacker could exploit this to access, modify, or delete sensitive data in the system's database. They might steal confidential information, alter records, or disrupt system operations. Since the attack can be executed remotely, any user with internet access to the system could be affected.

Compliance Impact

This vulnerability could lead to non-compliance with GDPR and HIPAA due to unauthorized data access or leakage. GDPR requires protecting personal data, while HIPAA mandates safeguarding health information. A breach could result in legal penalties, fines, and reputational damage for organizations handling sensitive data.

Mitigation Strategies

Immediately apply input validation to sanitize the ID parameter in /delete_faculty1.php. Use prepared statements with parameter binding for all database queries. Restrict database user permissions to the minimum required.

Update the system to the latest patched version if available. Conduct a security audit to identify other potential vulnerabilities. Monitor network traffic for signs of exploitation attempts.

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