PT-2026-43618 · Helmholz+1 · Rex100+3

Christian Zäske + 1 · Published 2026-05-27 · Updated 2026-05-27 · CVE-2026-40852

NVD

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

A highly authenticated attacker can alter the config generator injecting a payload into future created configurations. The device is not correctly checking this configuration value before passing it to an system execute leading to code execution. This can result in a total loss of confidentiality, integrity and availability.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-40852

Affected Products

Rex100

Rex 200/250

Mbnet.Mini

Mbnet/Mbnet.Rokey

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-40852 · Security Note
• https://certvde.com/en/advisories/VDE-2026-054 · Note