HarborGuard / CVE
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HIGHCVE-2026-40852Published Modified CNA CERTVDE

CVE-2026-40852: Command injection via malicious configuration

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.

Metrics

CVSS v3.1
7.2
Severity
HIGH
Fixed in
Affected Products
8
Affected packages
  • MB connect line / mbNET/mbNET.rokey
    ≤ 8.4.4
  • MB connect line / mbNET.mini
    ≤ 3.0.2
  • MB connect line / mbNET/mbNET.rokey
    8.4.4
  • MB connect line / mbNET.mini
    3.0.2
  • Helmholz / REX200/250
    ≤ 8.4.4
  • Helmholz / REX100
    ≤ 3.0.2
  • Helmholz / REX200/250
    8.4.4
  • Helmholz / REX100
    3.0.2
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
References