CVE-2026-40852 json
Command injection via malicious configuration
published 2026-05-27 5 mo ago modified 2026-10-26 14 d ago also EUVD-2026-32151
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 5 mo ago
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Affected products
- MB connect line mbNET/mbNET.rokey
- MB connect line mbNET.mini
- Helmholz REX200/250
- Helmholz REX100
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
Sources
- CVE List CVE-2026-40852
- NVD CVE-2026-40852
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