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CVE-2026-40836

Last refreshed2026-10-06

Status: UPDATED  |  Advisory ID: CVE-2026-40836

Key Details

CVECVE-2026-40836
CVSS Score / Version7.1 (High) / CVSS v3.1
Updated2026-06-17
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
CVSS Proseattack vector is network; attack complexity is low; privileges required is low; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is low; availability impact is none.
Affected productsMB connect line mbconnect24, MB connect line mymbconnect24, Helmholz myREX24V2, and Helmholz myREX24V2.virtual
Classified asCWE-89 (Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection'))

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
MB connect linembconnect24
MB connect linemymbconnect24
HelmholzmyREX24V2
HelmholzmyREX24V2.virtual
SubsystemsGeneral OT
SectorsMultiple

What to Know

An low privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the inmessage model due to improper neutralization of special elements in a SQL DELETE command allowing for reading the whole database and deleting entries in a non critical table. This can result in a total loss of confidentiality and some loss of integrity. (NVD)

What to Do

Monitor MB connect line's and Helmholz's web pages for any future patch releases.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-40836
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-40836