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Vulnerability · Published May 27, 2026 · Assigned by CERTVDE

CVE-2026-40834Authenticated SQLi in saveDashboardLayout function

High 7.1

In plain English

A high-severity SQL injection in myREX24V2 from Helmholz. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.2%top 87.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

An low privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the dash_layout.php files saveDashboardLayout function due to improper neutralization of special elements in a SQL INSERT command allowing for reading the whole database and inserting entries into a non critical table. This can result in a total loss of confidentiality and some loss of integrity.

Affected products (as reported)

VendorProductVersions
MB connect line mbCONNECT24 0.0.0 – through 2.20.0
MB connect line mymbCONNECT24 0.0.0 – through 2.20.0
MB connect line mbCONNECT24 2.20.0
MB connect line mymbCONNECT24 2.20.0
Helmholz myREX24V2 0.0.0 – through 2.20.0
Helmholz myREX24V2.virtual 0.0.0 – through 2.20.0
Helmholz myREX24V2 2.20.0
Helmholz myREX24V2.virtual 2.20.0

Weakness: CWE-89 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

References