CVE-2026-19904

Received Received - Intake

Cross-Site Scripting in Online Book Store System

Publication date: 2026-08-15

Last updated on: 2026-08-15

Assigner: VulDB

Description

A vulnerability was found in SourceCodester Online Book Store System 1.0. This vulnerability affects unknown code of the file /admin/index.php?page=site_settings of the component System Settings Module. The manipulation results in cross site scripting. The attack can be executed remotely. The exploit has been made public and could be used.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-15

Last Modified

2026-08-15

Generated

2026-08-16

AI Q&A

2026-08-16

EPSS Evaluated

N/A

NVD

CVE-2026-19904

EUVD

EUVD-2026-59783

Affected Vendors & Products

Vendor	Product	Version / Range
sourcecodester	online_book_store_system	1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Attack-Flow Graph

Executive Summary

This vulnerability is a cross-site scripting (XSS) issue in the Online Book Store System 1.0. It exists in the System Settings Module, specifically in the file /admin/index.php?page=site_settings. An attacker can exploit this by injecting malicious scripts into the system settings, which are then executed in the context of a user's browser.

Detection Guidance

This vulnerability involves cross-site scripting (XSS) in the System Settings Module of Online Book Store System 1.0. To detect it, inspect web traffic to /admin/index.php?page=site_settings for unusual input handling or script injection attempts. Check server logs for requests containing <script> tags or other XSS payloads.

Impact Analysis

This vulnerability allows remote attackers to execute malicious scripts in a user's browser when they access the affected page. This could lead to theft of session cookies, account takeover, or defacement of the website. Users with administrative privileges are particularly at risk.

Compliance Impact

This XSS vulnerability could lead to unauthorized access to sensitive user data, which may violate GDPR's data protection requirements. For HIPAA, if the system handles protected health information, this flaw could compromise confidentiality. Organizations may face compliance penalties if this vulnerability is exploited.

Mitigation Strategies

Immediately update the Online Book Store System to the latest patched version. If no patch exists, restrict access to the /admin/index.php?page=site_settings endpoint via web server rules. Implement input validation and output encoding for all user-supplied data in the System Settings Module.

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