CVE-2026-14448 in mbCONNECT24
Summary
by MITRE • 07/20/2026
An high privileged remote attacker can exploit an authenticated OS command injection vulnerability in the system_certificates view due to improper neutralization of special elements in an OS command. This can result in a total loss of confidentiality, availability and integrity.
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Analysis
by VulDB Data Team • 07/20/2026
This vulnerability represents a critical authentication bypass and command injection flaw that enables high-privileged remote attackers to execute arbitrary operating system commands through the system_certificates web interface. The flaw stems from inadequate input sanitization within the system_certificates view, where user-provided data containing special command characters is directly incorporated into OS execution contexts without proper neutralization. The vulnerability specifically manifests when authenticated users interact with certificate management functionality, creating a pathway for attackers to escalate privileges and gain full system control through crafted malicious inputs.
The technical implementation of this flaw involves improper handling of command construction where user-supplied parameters are concatenated directly into shell commands without appropriate escaping or validation mechanisms. This type of vulnerability maps directly to CWE-78 which describes improper neutralization of special elements used in OS commands, making it a classic command injection vulnerability that can be exploited across multiple operating systems and platforms. The attack vector becomes particularly dangerous because it requires only authenticated access, meaning an attacker with valid credentials can leverage this flaw to execute arbitrary code with elevated privileges.
The operational impact of this vulnerability extends beyond simple command execution to encompass complete system compromise and data destruction. Successful exploitation allows attackers to manipulate system files, modify certificate configurations, extract sensitive information, and potentially establish persistent backdoors within the affected system. The confidentiality, integrity, and availability triad are all compromised simultaneously since attackers can read all system data, modify critical configurations, and potentially cause system outages through destructive command execution. This vulnerability essentially provides an attacker with a complete administrative interface to the underlying operating system.
Mitigation strategies should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application stack, particularly within the system_certificates view and related certificate management functions. Organizations must implement proper parameterized command execution where user inputs are treated as data rather than executable code, utilizing secure libraries and frameworks that prevent command injection vulnerabilities. The implementation of principle of least privilege access controls combined with robust authentication mechanisms will help limit potential damage from such attacks. Additionally, regular security assessments and penetration testing should be conducted to identify similar vulnerable patterns within the application's codebase, ensuring compliance with security standards such as those outlined in the OWASP Top Ten and NIST cybersecurity frameworks for preventing command injection vulnerabilities.