Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
Vulnerability Details :

CVE-2026-40851

Summary
Assigner-CERTVDE
Assigner Org ID-270ccfa6-a436-4e77-922e-914ec3a9685c
Published At-27 May, 2026 | 08:06
Updated At-27 May, 2026 | 11:54
Rejected At-
Credits

Command injection via USB

A local attacker can perform a confusion attack on the cfgparser via a specially crafted file on an USB stick leading to code execution. This can result in a total loss of confidentiality, integrity and availability.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:CERTVDE
Assigner Org ID:270ccfa6-a436-4e77-922e-914ec3a9685c
Published At:27 May, 2026 | 08:06
Updated At:27 May, 2026 | 11:54
Rejected At:
▼CVE Numbering Authority (CNA)
Command injection via USB

A local attacker can perform a confusion attack on the cfgparser via a specially crafted file on an USB stick leading to code execution. This can result in a total loss of confidentiality, integrity and availability.

Affected Products
Vendor
MB connect line
Product
mbNET/mbNET.rokey
Default Status
unaffected
Versions
Affected
  • From 0.0.0 through 8.4.4 (semver)
Vendor
MB connect line
Product
mbNET.mini
Default Status
unaffected
Versions
Affected
  • From 0.0.0 through 3.0.2 (semver)
Vendor
MB connect line
Product
mbNET/mbNET.rokey
Default Status
unaffected
Versions
Affected
  • 8.4.4
Vendor
MB connect line
Product
mbNET.mini
Default Status
unaffected
Versions
Affected
  • 3.0.2
Vendor
Helmholz
Product
REX200/250
Default Status
unaffected
Versions
Affected
  • From 0.0.0 through 8.4.4 (semver)
Vendor
Helmholz
Product
REX100
Default Status
unaffected
Versions
Affected
  • From 0.0.0 through 3.0.2 (semver)
Vendor
Helmholz
Product
REX200/250
Default Status
unaffected
Versions
Affected
  • 8.4.4
Vendor
Helmholz
Product
REX100
Default Status
unaffected
Versions
Affected
  • 3.0.2
Problem Types
TypeCWE IDDescription
CWECWE-1287CWE-1287 Improper Validation of Specified Type of Input
Type: CWE
CWE ID: CWE-1287
Description: CWE-1287 Improper Validation of Specified Type of Input
Metrics
VersionBase scoreBase severityVector
3.18.4HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 8.4
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Moritz Abrell from SySS GmbH
finder
Christian Zäske from SySS GmbH
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.certvde.com/en/advisories/VDE-2026-054/
N/A
Hyperlink: https://www.certvde.com/en/advisories/VDE-2026-054/
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:info@cert.vde.com
Published At:27 May, 2026 | 09:16
Updated At:27 May, 2026 | 09:16

A local attacker can perform a confusion attack on the cfgparser via a specially crafted file on an USB stick leading to code execution. This can result in a total loss of confidentiality, integrity and availability.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.18.4HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 3.1
Base score: 8.4
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-1287Primaryinfo@cert.vde.com
CWE ID: CWE-1287
Type: Primary
Source: info@cert.vde.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.certvde.com/en/advisories/VDE-2026-054/info@cert.vde.com
N/A
Hyperlink: https://www.certvde.com/en/advisories/VDE-2026-054/
Source: info@cert.vde.com
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

2Records found
CVE-2024-45273
Matching Score-8
Assigner-CERT@VDE
ShareView Details
Matching Score-8
Assigner-CERT@VDE
CVSS Score-8.4||HIGH
EPSS-0.09% / 0.67%
||
7 Day CHG~0.00%
Published-15 Oct, 2024 | 10:27
Updated-17 Oct, 2024 | 17:41
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
MB connect line/Helmholz: Weak encryption of configuration file

An unauthenticated local attacker can decrypt the devices config file and therefore compromise the device due to a weak implementation of the encryption used.

Action-Not Available
Vendor-mbconnectlinehelmholzHelmholzMB connect linemb_connect_linembconnectlinehelmholz
Product-mbnet.minirex_250_firmwarembspider_mdh_915_firmwaremymbconnect24mbnet_firmwarembspider_mdh_906_firmwarerex_200myrex24_v2_virtual_serverrex_250rex_100_firmwarembspider_mdh_916_firmwarerex_200_firmwarerex_300_firmwarembspider_mdh_906mbnet_hw1_firmwarembnet.mini_firmwarembspider_mdh_905mbconnect24mbspider_mdh_905_firmwarembnet_hw1mbnet.rokey_firmwarembnet.rokeyrex_100rex_300mbspider_mdh_915mbspider_mdh_916mbnetmbCONNECT24mbNET/mbNET.rokeyREX100mymbCONNECT24REX200/250mbNET HW1myREX24.virtualmbSPIDERmyREX24 V2REX300mbNET.minimbnet_mbnet.rokeymbnet.minimyrex24.virtualmyrex24_v2mymbconnect24rex300mbconnect24mbnet_hw1mbspiderrex_200rex100rex250
CWE ID-CWE-261
Weak Encoding for Password
CWE ID-CWE-326
Inadequate Encryption Strength
CVE-2024-45271
Matching Score-8
Assigner-CERT@VDE
ShareView Details
Matching Score-8
Assigner-CERT@VDE
CVSS Score-8.4||HIGH
EPSS-0.31% / 23.27%
||
7 Day CHG~0.00%
Published-15 Oct, 2024 | 10:27
Updated-26 Aug, 2025 | 15:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
MB connect line/Helmholz: Remote code execution due to improper input validation

An unauthenticated local attacker can gain admin privileges by deploying a config file due to improper input validation.

Action-Not Available
Vendor-helmholzmbconnectlineHelmholzMB connect linemb_connect_linerex100
Product-mbnet.minirex_100_firmwarerex_100mbnet.mini_firmwareREX100mbNET.minimbnet.minihelmholz
CWE ID-CWE-94
Improper Control of Generation of Code ('Code Injection')
Details not found