CVE-2026-5220 in DivvyDrive
Summary
by MITRE • 07/01/2026
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in DivvyDrive Information Technologies Inc. DivvyDrive allows Stored XSS.
This issue affects DivvyDrive: from 4.8.2.23 before v.4.8.3.1.
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Analysis
by VulDB Data Team • 07/01/2026
Cross-site scripting vulnerabilities represent one of the most prevalent and dangerous web application security flaws, with stored xss being particularly concerning due to its persistent nature and potential for widespread impact. The vulnerability in DivvyDrive Information Technologies Inc. DivvyDrive affects versions 4.8.2.23 through 4.8.3.0, creating a dangerous condition where malicious script code can be permanently injected into the application's web pages and executed whenever users access those pages. This particular implementation flaw stems from inadequate input validation and sanitization during the web page generation process, allowing attackers to inject malicious javascript code that gets stored in the application's database or storage mechanisms. The weakness directly maps to CWE-79 which defines cross-site scripting as a condition where untrusted data is incorporated into web pages without proper escaping or encoding, creating opportunities for attackers to execute arbitrary scripts in victims' browsers.
The technical implementation of this vulnerability demonstrates a failure in the application's data handling pipeline where user-supplied input flows directly into HTML generation without appropriate security measures. When legitimate users interact with the application and submit content that gets stored, the malicious code becomes part of the application's persistent data store. This stored content is then served to other users whenever they access pages containing this data, creating a chain reaction where each affected user becomes both victim and potential vector for further propagation. The attack surface expands significantly as any input field or parameter that supports rich text or dynamic content generation could serve as an entry point for exploitation. This vulnerability aligns with ATT&CK technique T1566 which describes social engineering attacks through malicious content, specifically targeting the web application layer to compromise user sessions and data access.
The operational impact of this stored xss vulnerability extends beyond simple script execution, potentially enabling complete session hijacking, credential theft, and data exfiltration. An attacker could inject scripts that steal cookies, capture keystrokes, redirect users to malicious sites, or even perform actions on behalf of authenticated users within the application context. The persistent nature means that once injected, the malicious code remains active until manually removed from the system, potentially affecting all users who encounter the compromised content. Organizations using DivvyDrive in environments with sensitive data or administrative functions face particularly severe risks, as successful exploitation could provide attackers with elevated privileges and access to critical organizational resources. The vulnerability's prevalence across multiple versions indicates a systemic issue in the application's input processing architecture rather than an isolated incident.
Mitigation strategies for this stored xss vulnerability require immediate implementation of comprehensive input sanitization and output encoding mechanisms throughout the application stack. Organizations should implement strict content security policies that prevent execution of inline scripts and restrict external resource loading to known safe domains. The application must enforce proper input validation that rejects or escapes potentially dangerous characters and patterns before storing any user-supplied data. Regular security testing including automated scanning and manual penetration testing should be conducted to identify additional injection points that may not have been addressed in the initial fix. Security patches should follow a principle of least privilege where only necessary functionality is enabled, and all input fields should undergo rigorous sanitization regardless of their apparent risk level. Implementation of web application firewalls and intrusion detection systems can provide additional layers of protection while the core vulnerabilities are being addressed through proper code remediation and architectural improvements.