CVE-2026-33617

MEDIUM 5.3

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

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

8th

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.

CWE	CWE-497
Vendor	mb connect line
Product	mbconnect24
Published	Apr 2, 2026
Last Updated	Apr 3, 2026

Stay Ahead of the Next One

Get instant alerts for mb connect line mbconnect24

Be the first to know when new medium vulnerabilities affecting mb connect line mbconnect24 are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

MB connect line / mbCONNECT24

0.0.0 ≤ 2.19.4

MB connect line / mymbCONNECT24

0.0.0 ≤ 2.19.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Moritz Abrell, Christian Zäske from SySS GmbH