CVE-2019-25312 in InoERP
Summary
by MITRE • 02/11/2026
InoERP 0.7.2 contains a persistent cross-site scripting vulnerability in the comment section that allows unauthenticated attackers to inject malicious scripts. Attackers can submit comments with JavaScript payloads that execute in other users' browsers, potentially stealing cookies and session information.
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Analysis
by VulDB Data Team • 03/03/2026
The vulnerability identified as CVE-2019-25312 affects InoERP version 0.7.2 and represents a critical persistent cross-site scripting flaw within the application's comment functionality. This vulnerability resides in the input validation and output encoding mechanisms of the web application, specifically targeting the comment submission process where user-generated content is stored and subsequently displayed to other users. The flaw allows unauthenticated attackers to inject malicious JavaScript code into the comment section, which then executes in the browsers of other users who view the affected content. The persistence aspect of this vulnerability means that once the malicious payload is submitted and stored in the application's database, it continues to execute whenever users access the affected comment sections, creating a continuous threat vector that can affect multiple users over time.
The technical exploitation of this vulnerability follows a standard XSS attack pattern where the attacker crafts malicious JavaScript code and submits it as a comment through the application's interface. When other users browse pages containing the malicious comment, their browsers execute the injected JavaScript code within the context of the vulnerable application. This execution context provides attackers with the ability to access sensitive information such as session cookies, which can then be captured and used to hijack user sessions. The vulnerability directly maps to CWE-79 which defines Cross-Site Scripting as a weakness that occurs when an application includes untrusted data in a new web page without proper validation or escaping, or without the appropriate sanitization of special characters. The attack vector leverages the web application's failure to properly sanitize user inputs before rendering them in the browser context.
The operational impact of this vulnerability extends beyond simple session hijacking and can enable a wide range of malicious activities. Attackers can leverage the executed JavaScript to perform actions on behalf of authenticated users, potentially gaining access to sensitive data, modifying records, or even escalating privileges within the application. The unauthenticated nature of the attack means that even users without valid credentials can exploit this vulnerability to compromise the application's security. From an attacker's perspective, this vulnerability provides a persistent backdoor that can remain active for extended periods, continuously compromising users who access the affected application. The potential for cookie theft and session manipulation aligns with techniques documented in the attack pattern taxonomy under the MITRE ATT&CK framework, specifically mapping to the T1566.001 technique for credential access through social engineering and the T1071.001 technique for application layer protocol usage.
Mitigation strategies for CVE-2019-25312 must address both the immediate vulnerability and implement comprehensive security controls to prevent similar issues. The primary remediation involves implementing proper input validation and output encoding mechanisms throughout the application's comment handling process. All user-supplied content must be sanitized and validated before storage, with special characters properly escaped during output rendering to prevent JavaScript execution. The application should implement Content Security Policy headers to limit script execution and prevent unauthorized code injection. Additionally, the system should employ proper access controls and authentication mechanisms to ensure that only authorized users can submit comments, though this is secondary to the core input sanitization requirements. Regular security testing including automated scanning and manual penetration testing should be conducted to identify similar vulnerabilities in other parts of the application. The vulnerability also highlights the importance of implementing proper security training for developers and establishing secure coding practices that align with industry standards such as OWASP Top Ten and the ISO 27001 information security management framework. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for and block suspicious comment submissions that may indicate exploitation attempts.