A high privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the admin.mbnetj.php files UpdateParam function due to improper neutralization of special elements in a SQL UPDATE command allowing for reading the whole database and changing values in a non critical table. This can result in a total loss of confidentiality and some loss of integrity.
History

Wed, 27 May 2026 09:00:00 +0000

Type Values Removed Values Added
Description A high privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the admin.mbnetj.php files UpdateParam function due to improper neutralization of special elements in a SQL UPDATE command allowing for reading the whole database and changing values in a non critical table. This can result in a total loss of confidentiality and some loss of integrity.
Title Authenticated SQLi in UpdateParam function
First Time appeared Helmholz
Helmholz myrex24v2
Helmholz myrex24v2.virtual
Helmholz myrex24v2virtual
Mb Connect Line
Mb Connect Line mbconnect24
Mb Connect Line mymbconnect24
Weaknesses CWE-89
CPEs cpe:2.3:a:helmholz:myrex24v2.virtual:*:*:*:*:*:*:*:*
cpe:2.3:a:helmholz:myrex24v2:*:*:*:*:*:*:*:*
cpe:2.3:a:mb_connect_line:mbconnect24:*:*:*:*:*:*:*:*
cpe:2.3:a:mb_connect_line:mymbconnect24:*:*:*:*:*:*:*:*
cpe:2.3:o:helmholz:myrex24v2:2.20.0:*:*:*:*:*:*:*
cpe:2.3:o:helmholz:myrex24v2virtual:2.20.0:*:*:*:*:*:*:*
cpe:2.3:o:mb_connect_line:mbconnect24:2.20.0:*:*:*:*:*:*:*
cpe:2.3:o:mb_connect_line:mymbconnect24:2.20.0:*:*:*:*:*:*:*
Vendors & Products Helmholz
Helmholz myrex24v2
Helmholz myrex24v2.virtual
Helmholz myrex24v2virtual
Mb Connect Line
Mb Connect Line mbconnect24
Mb Connect Line mymbconnect24
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N'}

cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published:

Updated: 2026-05-27T07:54:13.439Z

Reserved: 2026-04-15T09:33:02.612Z

Link: CVE-2026-40830

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-27T09:16:28.467

Modified: 2026-05-27T09:16:28.467

Link: CVE-2026-40830

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-27T10:30:28Z