CVE-2026-20764
Received Received - Intake
OS Command Injection in XWEB Pro Allows Remote Code Execution

Publication date: 2026-02-27

Last updated on: 2026-02-27

Assigner: ICS-CERT

Description
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 providing malicious input via the device hostname configuration which is later processed during system setup, resulting in remote code execution.
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Meta Information
Published
2026-02-27
Last Modified
2026-02-27
Generated
2026-06-16
AI Q&A
2026-02-27
EPSS Evaluated
2026-06-14
NVD
CVE-2026-20764
EUVD
EUVD-2026-8971
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
copeland xweb_300d_pro_firmware to 1.12.1 (inc)
copeland xweb_500d_pro_firmware to 1.12.1 (inc)
copeland xweb_500b_pro_firmware to 1.12.1 (inc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
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Executive Summary

This vulnerability is an OS command injection in XWEB Pro version 1.12.1 and earlier. It allows an authenticated attacker to execute arbitrary commands on the system remotely by providing malicious input through the device hostname configuration. This input is processed during system setup, which leads to remote code execution.

Impact Analysis

The vulnerability can lead to remote code execution by an authenticated attacker, which means the attacker could potentially take full control of the affected system. This can result in unauthorized access, data theft, system manipulation, or disruption of services.

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