CVE-2026-25196 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 injecting malicious input into the Wi-Fi SSID and/or password fields can lead to remote code execution when the configuration is processed.
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Analysis
by VulDB Data Team • 03/01/2026
The vulnerability identified as CVE-2026-25196 represents a critical operating system command injection flaw within XWEB Pro version 1.12.1 and earlier releases. This security weakness stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data entered into wireless network configuration fields. The vulnerability specifically affects the processing of Wi-Fi SSID and password parameters, which are commonly used during device configuration and network setup procedures. Attackers exploiting this flaw can manipulate the system by injecting malicious commands directly into these configuration fields, bypassing normal authentication mechanisms due to the authenticated nature of the vulnerability.
The technical implementation of this vulnerability aligns with CWE-77, which categorizes command injection flaws as weaknesses that occur when an application passes untrusted data to an operating system command. The flaw manifests when the application processes user input without proper sanitization or escaping mechanisms, allowing attackers to append operating system commands that execute with the privileges of the affected service. In the context of XWEB Pro, when administrators or authorized users enter configuration data, the system fails to properly validate or escape special characters that could be interpreted by the underlying operating system shell, creating an avenue for arbitrary code execution. This type of vulnerability typically occurs in network management interfaces where configuration parameters are directly passed to system commands without adequate security controls.
The operational impact of this vulnerability extends beyond simple remote code execution to encompass complete system compromise and potential lateral movement within network environments. An authenticated attacker with access to the configuration interface can execute arbitrary commands on the target system, potentially escalating privileges to root or administrator levels depending on the application's execution context. The vulnerability's authenticated nature means that attackers must first establish valid credentials, but once achieved, they can perform actions such as installing malware, modifying system files, accessing sensitive data, or creating backdoors. This type of vulnerability can serve as a foundational entry point for more sophisticated attacks, particularly in environments where network management systems are central to infrastructure control.
Mitigation strategies for CVE-2026-25196 should focus on immediate input validation and sanitization measures combined with comprehensive system hardening. Organizations must implement proper parameter validation that rejects or escapes special characters commonly used in command injection attacks, including semicolons, ampersands, pipes, and other shell metacharacters. The implementation of secure coding practices should follow established frameworks such as the OWASP Secure Coding Practices and NIST guidelines for preventing command injection vulnerabilities. Additionally, system administrators should apply the latest security patches from the vendor, as this vulnerability likely affects multiple versions of the software. Network segmentation and principle of least privilege should be enforced to limit the potential damage from successful exploitation, while monitoring systems should be configured to detect unusual command execution patterns and unauthorized configuration changes. The ATT&CK framework categorizes this vulnerability under T1059.001 for command and scripting interpreter and T1566 for malicious file execution, indicating the need for comprehensive endpoint detection and response capabilities to identify exploitation attempts.