CVE-2023-38973 in Badaso
Summary
by MITRE • 08/25/2023
A stored cross-site scripting (XSS) vulnerability in the Add Tag function of Badaso v2.9.7 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Title parameter.
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Analysis
by VulDB Data Team • 01/22/2026
The vulnerability identified as CVE-2023-38973 represents a critical stored cross-site scripting flaw within the Badaso content management system version 2.9.7. This security weakness specifically targets the Add Tag functionality, creating an attack vector where malicious actors can inject persistent script code into the application's database. The vulnerability manifests when an attacker crafts a malicious payload and injects it into the Title parameter of the tag creation process, which then gets stored and executed whenever the affected page is accessed by other users. The stored nature of this XSS vulnerability means that the malicious code persists in the system and can affect multiple users over time, unlike reflected XSS attacks that require specific user interactions.
The technical implementation of this vulnerability stems from inadequate input validation and output sanitization within the Badaso framework's tag management module. When users submit tag information through the Add Tag function, the application fails to properly sanitize the Title parameter before storing it in the database. This omission allows HTML and JavaScript code to be saved verbatim, creating a persistent threat that executes in the context of other users' browsers. The flaw aligns with CWE-79, which specifically addresses Cross-Site Scripting vulnerabilities, and demonstrates how insufficient data validation can lead to severe security implications. Attackers can leverage this vulnerability to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious sites, or even deface the entire website.
The operational impact of CVE-2023-38973 extends beyond simple script execution, as it can enable sophisticated attack chains that compromise entire user sessions and potentially lead to full system compromise. When exploited, this vulnerability allows attackers to hijack user sessions, access sensitive data, modify content, or escalate privileges within the application. The persistent nature of stored XSS means that even after the initial injection, the threat remains active until the malicious code is removed from the database, providing attackers with extended periods of access. This vulnerability particularly affects web applications that rely on user-generated content, as it demonstrates how seemingly benign features like tagging systems can become attack vectors. The potential for this vulnerability to be exploited in conjunction with other techniques makes it especially dangerous in environments where user trust is paramount.
Mitigation strategies for CVE-2023-38973 must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities. Organizations should implement comprehensive input sanitization and output encoding mechanisms, ensuring that all user-supplied data undergoes strict validation before being stored or displayed. The recommended approach includes implementing proper HTML entity encoding for all dynamic content, utilizing Content Security Policy headers to restrict script execution, and employing regular security audits to identify potential injection points. Additionally, developers should adopt secure coding practices that align with OWASP Top Ten recommendations and implement proper parameterized queries to prevent injection attacks. The vulnerability underscores the importance of maintaining up-to-date software versions and following security best practices such as those outlined in the ATT&CK framework's web application attack patterns, particularly those related to command injection and credential access. Organizations should also consider implementing web application firewalls and monitoring systems to detect and prevent exploitation attempts, while ensuring that all users receive appropriate security training to recognize potential attack vectors.