CVE-2026-60042

MEDIUM 5.3

Authentication bypass in com_check

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

An unauthenticated remote attacker can perform an authentication bypass on the com_check function, potentially triggering traffic on other systems and email alerts. This can result in some loss of availability due to higher system loads.

CWE	CWE-639
Vendor	mb connect line
Product	mbconnect24
Published	Nov 10, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Affected Versions

MB connect line / mbCONNECT24

2.0.0 < 2.21.0

MB connect line / mymbCONNECT24

2.0.0 < 2.21.0

Helmholz / myREX24V2

2.0.0 < 2.21.0

Helmholz / myREX24V2.virtual

2.0.0 < 2.21.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

certvde.com: https://www.certvde.com/en/advisories/VDE-2026-079/ certvde.com: https://www.certvde.com/en/advisories/VDE-2026-141/

Credits

SySS GmbH