CVE-2026-33617 PUBLISHED

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

Assigner: CERTVDE
Reserved: 23.03.2026 Published: 02.04.2026 Updated: 02.04.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	MB connect line
Product	mbCONNECT24
Versions	Default: unaffected affected from 0.0.0 to 2.19.4 (incl.)

Vendor	MB connect line
Product	mymbCONNECT24
Versions	Default: unaffected affected from 0.0.0 to 2.19.4 (incl.)

Credits

Moritz Abrell, Christian Zäske from SySS GmbH finder

References

Problem Types

CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere CWE