CVE-2026-3826 in IFTOP
Summary
by MITRE • 03/11/2026
IFTOP developed by WellChoose has a Local File Inclusion vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server.
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Analysis
by VulDB Data Team • 03/17/2026
The vulnerability identified as CVE-2026-3826 affects IFTOP software developed by WellChoose, representing a critical local file inclusion flaw that exposes systems to remote code execution attacks. This vulnerability stems from inadequate input validation within the application's file handling mechanisms, creating an attack vector that allows unauthenticated remote adversaries to manipulate file inclusion processes. The flaw specifically manifests when the application fails to properly sanitize user-supplied input before using it in file operations, enabling attackers to inject malicious file paths that bypass normal access controls.
The technical implementation of this vulnerability aligns with CWE-22, which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal attacks. Attackers can exploit this weakness by crafting malicious requests that include directory traversal sequences such as ../ or ..\, allowing them to access files outside the intended directory structure. The vulnerability's remote exploitation capability means that attackers do not require prior authentication or system access to initiate attacks, making it particularly dangerous in networked environments where the application is exposed to external traffic.
Operational impact of CVE-2026-3826 extends beyond simple unauthorized file access, as successful exploitation can lead to complete system compromise and remote code execution. Attackers can leverage this vulnerability to upload and execute malicious payloads, establish persistent backdoors, or escalate privileges within the affected system. The vulnerability's severity is amplified by its local file inclusion nature, which can potentially allow attackers to access sensitive system files, configuration data, or database credentials stored on the server. Organizations running affected IFTOP versions face significant risk of data breaches, service disruption, and potential regulatory compliance violations due to unauthorized system access.
Mitigation strategies for CVE-2026-3826 should prioritize immediate patch deployment from WellChoose, as this represents the most effective defense against the known vulnerability. System administrators should implement network segmentation and access controls to limit exposure of affected applications to untrusted networks, while also deploying web application firewalls to monitor and filter suspicious file inclusion attempts. The vulnerability's characteristics align with ATT&CK technique T1059.007 for remote code execution, making it essential to monitor for unusual file access patterns and command execution activities. Additional defensive measures include implementing strict input validation, disabling unnecessary file inclusion features, and conducting regular security assessments to identify potential exploitation vectors. Organizations should also establish incident response procedures specifically addressing remote code execution vulnerabilities and ensure comprehensive logging of all file access activities for forensic analysis purposes.