CVE-2026-33615

CRITICAL 9.1

MB connect line mbCONNECT24 vulnerable to an unauthenticated SQL injection in the setinfo Endpoint

CVSS Score

9.1

EPSS Score

0.1%

EPSS Percentile

23th

An unauthenticated remote attacker can exploit an unauthenticated SQL Injection vulnerability in the setinfo endpoint due to improper neutralization of special elements in a SQL UPDATE command. This can result in a total loss of integrity and availability.

CWE	CWE-89
Vendor	mb connect line
Product	mbconnect24
Published	Apr 2, 2026
Last Updated	Apr 2, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

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