CVE-2023-26000 in Bang Tinh Vay Plugin
Summary
by MITRE • 06/06/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in hanhdo205 Bang tinh vay allows Stored XSS. This issue affects Bang tinh vay: from n/a through 1.0.1.
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Analysis
by VulDB Data Team • 06/06/2025
The vulnerability identified as CVE-2023-26000 represents a critical cross-site scripting flaw within the hanhdo205 Bang tinh vay application, specifically manifesting as a stored XSS vulnerability that poses significant risks to user security and application integrity. This vulnerability stems from improper input neutralization during web page generation processes, creating an exploitable condition where malicious scripts can be persistently injected and executed within the application's user interface. The affected version range spans from an unspecified initial state through version 1.0.1, indicating that the flaw has existed for some time and potentially affects multiple iterations of the software. The stored nature of this XSS vulnerability means that once an attacker successfully injects malicious code, it remains persistent in the application's database or storage mechanisms, automatically executing whenever other users view the affected content. This characteristic transforms what might otherwise be a one-time exploitation scenario into a持续威胁 that can affect multiple users over extended periods.
The technical implementation of this vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and more precisely with CWE-80, which deals with improper neutralization of input during web page generation. The flaw occurs when user-supplied input is not adequately sanitized or escaped before being rendered in HTML output contexts, allowing attackers to inject malicious JavaScript code that executes in the context of other users' browsers. In the case of Bang tinh vay, this vulnerability likely exists in input fields or parameters that handle user data, where the application fails to properly encode or validate content before storing and subsequently displaying it to other users. The attack vector typically involves an attacker submitting malicious input through forms or API endpoints that are then stored in the application's database, making the payload active whenever the affected page is accessed by other users.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking, as it can enable sophisticated attack chains that compromise the entire application ecosystem. An attacker could potentially execute malicious scripts that steal cookies, session tokens, or other sensitive information from users, or even redirect them to phishing sites that appear legitimate within the application context. The stored nature of the vulnerability means that the attack can persist long after initial compromise, creating a continuous threat vector that can be leveraged for credential theft, data exfiltration, or even privilege escalation within the application. This vulnerability also creates opportunities for attackers to manipulate the application's functionality, potentially altering displayed content, redirecting users, or even executing arbitrary commands if the application's architecture allows for additional attack surface exploitation.
Mitigation strategies for CVE-2023-26000 should prioritize immediate implementation of proper input validation and output encoding mechanisms across all user-facing application components. The solution involves implementing comprehensive sanitization of all user-supplied input through the application's data handling pipeline, ensuring that any potentially malicious content is properly escaped or removed before storage or rendering. Security controls should include the implementation of Content Security Policy headers, proper HTML encoding of output contexts, and the use of parameterized queries or prepared statements to prevent injection attacks. Organizations should also implement regular security testing including automated scanning and manual penetration testing to identify similar vulnerabilities throughout the application codebase. Additionally, the vulnerability demonstrates the importance of keeping applications updated and patched, as this flaw appears to affect multiple versions of the software, suggesting that proper security practices were not consistently applied throughout the development lifecycle. The remediation process should also include comprehensive code reviews and security training for developers to prevent similar issues from reoccurring in future development cycles, aligning with ATT&CK technique T1566 for initial access through malicious content and T1059 for command and control through scripting.