CVE-2026-40828

Authenticated SQLi in DeleteSysLogEntry function

State: Published
Severity: 7.0 High
Published: May 27, 2026
Updated: May 27, 2026
Reserved: Apr 15, 2026

Description

A high privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the DeleteSysLogEntry function 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.

Scores

CVSS	Score	Vector	Source
4.0	7.0 High	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	CERTVDE
3.1	5.5 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N	CERTVDE

Weaknesses

CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Affected Products

Product	Versions
mbCONNECT24MB connect line	0.0.0 through 2.20.0Affected
mymbCONNECT24MB connect line	0.0.0 through 2.20.0Affected
mbCONNECT24MB connect line	2.20.0Affected
mymbCONNECT24MB connect line	2.20.0Affected
myREX24V2Helmholz	0.0.0 through 2.20.0Affected
myREX24V2.virtualHelmholz	0.0.0 through 2.20.0Affected
myREX24V2Helmholz	2.20.0Affected
myREX24V2.virtualHelmholz	2.20.0Affected

References

https://www.certvde.com/en/advisories/VDE-2026-044/

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