CVE-2024-25224 in Simple Admin Panel App
Summary
by MITRE • 02/14/2024
A cross-site scripting (XSS) vulnerability in Simple Admin Panel App v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Size Number parameter under the Add Size function.
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Analysis
by VulDB Data Team • 06/09/2025
This cross-site scripting vulnerability exists within the Simple Admin Panel App version 1.0, representing a critical security flaw that enables attackers to inject malicious scripts into web applications. The vulnerability specifically manifests when the application fails to properly sanitize or validate user input submitted through the Size Number parameter during the Add Size function operation. The flaw allows malicious actors to craft payloads that, when executed, can compromise the integrity of the web application and potentially the users interacting with it. This type of vulnerability falls under the category of persistent XSS attacks where the malicious script is stored on the server and executed whenever the affected page is loaded. The vulnerability is particularly concerning because it operates within the administrative panel functionality, which typically contains sensitive data and privileged operations. The attack vector leverages the lack of proper input validation and output encoding mechanisms within the application's parameter handling system. According to CWE classification, this vulnerability maps directly to CWE-79 which describes improper neutralization of input during web page generation, specifically in the context of HTML and JavaScript injection. The ATT&CK framework categorizes this under T1203 - Exploitation for Client Execution, as it enables attackers to execute arbitrary code within the context of a victim's browser session.
The technical implementation of this vulnerability stems from the application's failure to implement proper sanitization measures for user-supplied data. When administrators or users interact with the Add Size function, the application accepts the Size Number parameter without adequate validation or sanitization, allowing potentially malicious input to be processed and stored within the application's database or memory structures. The vulnerability specifically targets the parameter handling mechanism where user input is directly incorporated into the application's HTML output without proper encoding or filtering. This creates an environment where attackers can inject HTML tags, JavaScript code, or other malicious content that will execute in the context of other users' browsers. The impact extends beyond simple script execution to include potential session hijacking, credential theft, and data exfiltration. The vulnerability's persistence is enhanced by the fact that it operates within a core administrative function, meaning that any malicious payload injected could be executed repeatedly each time the affected page is accessed, potentially compromising multiple users over time.
The operational impact of this vulnerability is significant as it provides attackers with a pathway to compromise the web application's security posture and potentially gain unauthorized access to sensitive administrative functions. An attacker could leverage this vulnerability to execute malicious scripts that could steal user sessions, redirect users to phishing sites, or modify application behavior in ways that could lead to data breaches. The vulnerability's exploitation requires minimal technical skill, making it particularly dangerous as it can be targeted by threat actors with varying levels of expertise. The attack chain typically involves crafting a malicious payload that includes HTML or JavaScript code within the Size Number parameter, submitting it through the Add Size function, and then waiting for other users to view the affected page where the malicious code will execute. This vulnerability could lead to privilege escalation if the application's administrative panel is accessible to multiple users, as the injected scripts could potentially exploit additional weaknesses within the application's authentication or authorization mechanisms. The long-term consequences include potential data loss, system compromise, and reputational damage to organizations using this vulnerable application.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's codebase. The primary defense involves sanitizing all user input before it is processed or stored, ensuring that any potentially malicious content is either rejected or properly encoded to prevent execution. Implementing Content Security Policy headers can provide additional protection by restricting the sources from which scripts can be loaded and executed within the application. Regular security testing including dynamic and static analysis should be conducted to identify similar vulnerabilities within the application's codebase. The application should be updated to the latest version where this vulnerability has been patched, and organizations should implement proper monitoring to detect unusual activities that might indicate exploitation attempts. Security awareness training for administrators can help prevent accidental exploitation through social engineering or insider threats. Organizations should also consider implementing web application firewalls to provide an additional layer of protection against XSS attacks. The fix should include proper parameter validation that rejects inputs containing potentially dangerous characters or patterns, and output encoding that ensures any user-supplied content is rendered safely within the application's HTML context. Regular patch management and vulnerability assessment programs should be established to prevent similar issues from arising in the future.