code-projects Simple Admin Panel updateItemController.php クロスサイトスクリプティング

The XSS vulnerability in Simple Admin Panel allows an attacker to inject arbitrary JavaScript code into the application's web pages. This code can then be executed in the context of a user's browser, potentially leading to a variety of malicious actions. An attacker could steal session cookies, redirect users to phishing sites, deface the website, or even execute arbitrary code on the server if the application has sufficient privileges. The impact is amplified if the application is used to manage sensitive data or if it has access to critical system resources. While the CVSS score is LOW, the potential for user compromise and data theft remains a significant concern.

Organizations using Simple Admin Panel version 1.0 are at risk. This includes those deploying the panel on shared hosting environments, as vulnerabilities in the panel could potentially impact other websites hosted on the same server. Users who rely on Simple Admin Panel to manage sensitive data or critical system configurations are particularly vulnerable.

• php / web:

curl -s -X POST 'http://your-simple-admin-panel/updateItemController.php?p_name=<script>alert("XSS")</script>&p_desc=test' | grep 'alert("XSS")'

• generic web:

curl -s 'http://your-simple-admin-panel/updateItemController.php?p_name=<script>alert("XSS")</script>&p_desc=test' | grep 'alert("XSS")'

1. 2024-12-26Disclosure

   disclosure

1. 予約済み2024-12-25
2. 公開日2024-12-26
3. EPSS 更新日2026-04-02

The primary mitigation for CVE-2024-12933 is to upgrade Simple Admin Panel to version 1.0.1 or later, which includes a fix for the vulnerability. If upgrading is not immediately feasible, consider implementing input validation and sanitization on the pname and pdesc parameters within the updateItemController.php file. Additionally, a Web Application Firewall (WAF) can be configured to filter out malicious JavaScript code in incoming requests. Regularly review and update your WAF rules to ensure they are effective against new attack vectors. After upgrading, confirm the fix by attempting to inject a simple JavaScript payload (e.g., <script>alert('XSS')</script>) through the affected parameters and verifying that it is not executed.