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CVE-2026-33617

MB connect line mbCONNECT24 vulnerable to an unauthenticated information disclosure in the data24 Endpoint

Published: Apr 2, 2026Updated: Apr 16, 2026 Sources: CVE List NVDCWE-497
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
0.3%
Top 82.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An unauthenticated remote attacker can access a configuration file containing database credentials. This can result in a some loss of confidentiality, but there is no endpoint exposed to use these credentials.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-497

Affected Products

mbCONNECT24MB connect lineICS / OT / IoT
mymbCONNECT24MB connect lineICS / OT / IoT
mbconnect24mbconnectline
mymbconnect24mbconnectline
mb connect linecommercialICS / OT / IoT
mbconnectlineaka mbconnect24, mymbconnect24, mbnet.mini firmware

Exploitability

Official Patch Available

References

https://certvde.com/de/advisories/VDE-2026-030
certvde.com
https://mbconnectline.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2026-030.json
mbconnectline.csaf-tp.certvde.com

Timeline

Published
Apr 2, 2026
Last Updated
Apr 16, 2026

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