CVE-2026-24452 in XWEB 300D PRO
Summary
by MITRE • 02/27/2026
An OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by supplying a crafted template file to the devices route.
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Analysis
by VulDB Data Team • 03/01/2026
The vulnerability identified as CVE-2026-24452 represents a critical operating system command injection flaw within XWEB Pro version 1.12.1 and earlier iterations. This security weakness stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data before processing. The vulnerability specifically manifests when the application processes template files through its routing mechanism, creating an attack surface where malicious inputs can be executed as system commands. The flaw operates at the application layer and directly impacts the underlying operating system, making it particularly dangerous for networked devices that rely on this software stack. According to the CWE classification system, this vulnerability maps to CWE-77 which encompasses improper neutralization of special elements used in OS commands, a well-documented category of injection attacks that have plagued numerous applications over the years.
The technical implementation of this vulnerability allows an authenticated attacker to craft malicious template files that contain OS commands which are subsequently executed by the application's processing engine. When the system routes these crafted files through its template handling mechanism, the application fails to properly escape or validate the command sequences, enabling arbitrary code execution with the privileges of the affected service account. The attack requires authentication credentials to exploit, which reduces the attack surface compared to unauthenticated vulnerabilities but still poses significant risk given that legitimate users with access rights could potentially leverage this flaw. The exploitation process typically involves crafting a template file that includes malicious command sequences such as semicolons, pipes, or other command chaining operators that bypass normal input sanitization routines. This vulnerability aligns with ATT&CK technique T1059 which describes executing malicious code through command and scripting interpreters, specifically targeting operating system commands as a vector for compromise.
The operational impact of this vulnerability extends beyond simple remote code execution to encompass potential system compromise, data exfiltration, and lateral movement within network environments. An attacker who successfully exploits this vulnerability can gain persistent access to the affected system, install backdoors, modify system configurations, or escalate privileges to achieve full system control. The affected XWEB Pro devices likely serve as network infrastructure components that may have elevated privileges or access to sensitive network resources, making the compromise of these systems particularly damaging. Organizations utilizing this software version face risk of unauthorized access to their network infrastructure, potential data breaches, and possible disruption of critical services. The vulnerability's presence in multiple versions suggests a widespread exposure across deployments, increasing the potential attack surface significantly. Network security teams must consider the implications for their overall security posture, as this vulnerability could serve as a foothold for more extensive attacks targeting other systems within the network environment.
Mitigation strategies for CVE-2026-24452 should prioritize immediate software updates to version 1.12.2 or later, which presumably contain patches addressing the input validation shortcomings. Organizations should implement network segmentation to limit access to affected systems and restrict template file upload capabilities to only trusted users. Additional defensive measures include implementing strict input validation controls, employing web application firewalls to monitor for suspicious command sequences, and conducting regular security assessments of template processing components. The implementation of principle of least privilege should be enforced to minimize the impact of successful exploitation attempts. Security monitoring should include detection of unusual command execution patterns and template file modifications. Organizations should also consider implementing automated patch management systems to ensure timely deployment of security updates across all affected devices. The vulnerability highlights the importance of secure coding practices and input validation in preventing command injection attacks, reinforcing industry best practices outlined in standards such as OWASP Top Ten and NIST cybersecurity guidelines for application security.