CVE-2026-3824 in IFTOP
Summary
by MITRE • 03/11/2026
IFTOP developed by WellChoose has an Open redirect vulnerability, allowing authenticated remote attackers to craft a URL that tricks users into visiting malicious website.
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Analysis
by VulDB Data Team • 03/17/2026
The IFTOP application developed by WellChoose contains a critical open redirect vulnerability that poses significant security risks to authenticated users. This vulnerability exists within the application's URL handling mechanism, specifically in how it processes and validates redirect parameters. The flaw allows authenticated remote attackers to craft malicious URLs that will redirect users to arbitrary third-party websites without proper validation or user consent. The vulnerability stems from insufficient input sanitization and validation of redirect destinations, enabling attackers to manipulate the application's redirect functionality for malicious purposes.
This open redirect vulnerability falls under the CWE-601 category, which specifically addresses URL redirect vulnerabilities where applications redirect users to external sites without proper validation. The issue represents a significant security weakness in the application's trust model, as it allows attackers to exploit the legitimate redirect functionality to deceive users into visiting malicious websites. The vulnerability is particularly dangerous because it requires only authentication to exploit, meaning that attackers who have gained access to legitimate user credentials can leverage this flaw to conduct phishing attacks or deliver malware. The attack vector involves crafting specially formatted URLs that appear legitimate but redirect to attacker-controlled domains, potentially leading to credential theft, data exfiltration, or further compromise of the affected systems.
The operational impact of this vulnerability extends beyond simple phishing attempts, as it can enable more sophisticated attack chains within the broader threat landscape. According to ATT&CK framework category T1566, this vulnerability facilitates initial access through social engineering techniques that rely on user trust in legitimate applications. The vulnerability affects all authenticated users of the IFTOP application, making it particularly concerning for environments where multiple users have access to the system. Organizations using this application may experience increased risk of successful social engineering campaigns, as the vulnerability allows attackers to create convincing fake login pages or malicious websites that appear to be legitimate parts of the IFTOP application. The impact is further amplified when considering that the vulnerability can be exploited from remote locations without requiring physical access to the target systems.
Mitigation strategies for this vulnerability should focus on implementing robust input validation and redirect destination verification mechanisms. Organizations should immediately implement proper URL validation that ensures redirect destinations are either internal to the application or explicitly approved external domains. The fix should involve implementing a whitelist approach for redirect destinations, where only pre-approved URLs are allowed to receive redirect traffic. Additionally, the application should implement proper logging and monitoring of redirect activities to detect suspicious patterns that may indicate exploitation attempts. Security patches should include input sanitization measures that prevent attackers from injecting malicious redirect parameters into the application's URL handling functions. Organizations should also consider implementing user awareness training to help identify potentially malicious redirect attempts, and establish network-level controls to monitor and block suspicious redirect traffic that may indicate exploitation attempts. The vulnerability highlights the importance of proper security testing during application development lifecycle and demonstrates the critical need for input validation in all web applications that handle user-provided data.