Description

A security vulnerability has been detected in itsourcecode Sales and Inventory System 1.0. Affected by this issue is some unknown functionality of the file /pages/us_del.php?type=user. The manipulation of the argument ID leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "6.3",
  "pubDate": "2026-09-07T00:17:46.683Z",
  "pubdate": "2026-09-07T00:17:46.683Z",
  "executiveSummary": "A critical SQL injection vulnerability exists in the Sales and Inventory System 1.0, specifically within the file /pages/us_del.php.\nThe vulnerability allows remote, unauthenticated or authenticated attackers to manipulate the ID argument, facilitating unauthorized interaction with the backend database.\nThe flaw stems from insufficient input sanitization of user-supplied data before being processed in a SQL query. Successful exploitation could lead to unauthorized data extraction, modification, or deletion of sensitive information, potentially compromising the integrity and confidentiality of the entire inventory and sales database.\nGiven that this exploit is publicly disclosed, the risk of active exploitation is significant, requiring immediate remediation to prevent potential data breaches.",
  "technicalDetails": "The vulnerability is a classic SQL injection flaw located in the /pages/us_del.php script, which processes user requests related to user deletion or management via the 'type=user' parameter.\nThe root cause is the failure to employ parameterized queries or adequate input filtering on the 'ID' argument passed to the server via the GET request.\nWhen a user navigates to /pages/us_del.php?type=user and provides a malicious payload in the ID field, the application concatenates this unsanitized string directly into a SQL statement executed against the database backend.\nAttackers can leverage this by injecting malicious SQL commands, such as UNION-based or error-based injection techniques, to bypass authentication, dump database tables, or execute administrative commands if the database user permissions are overly permissive.\nThe attack flow begins with the attacker crafting a malicious HTTP GET request targeting the specified file path. The web server passes the request parameters to the backend PHP script. Because the application logic fails to validate or escape the ID argument, the crafted SQL characters (such as single quotes or comment markers) alter the structure of the intended database query.\nThe database engine interprets the modified query, enabling the execution of arbitrary SQL commands. This interaction occurs remotely and does not require local access, posing a significant risk to the application's overall security posture.\nPost-exploitation, the impact is severe, potentially allowing an attacker to exfiltrate credentials, modify sales records, or drop tables, leading to a complete compromise of the application's data management capabilities."
}