CVE-2026-33616: MB connect line mbCONNECT24 vulnerable to an unauthenticated SQL injection in the mb24api Endpoint

Published Apr 2, 2026
·
Updated

An unauthenticated remote attacker can exploit an unauthenticated blind SQL Injection vulnerability in the mb24api endpoint due to improper neutralization of special elements in a SQL SELECT command. This can result in a total loss of confidentiality.

Affected Software

3 affected components
MB connect line mbCONNECT24
Mbconnectline Mbconnect24<=2.19.4
Mbconnectline Mymbconnect24<=2.19.4

Event History

Apr 2, 2026
CVE Published
via MITRE·08:59 AM
Data Sourced
via MITRE·08:59 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-33616?

CVE-2026-33616 is classified as a high severity vulnerability due to its potential for unauthenticated remote exploitation.

2

How do I fix CVE-2026-33616?

To fix CVE-2026-33616, update the mbCONNECT24 software to version 2.19.5 or later to mitigate the SQL injection risk.

3

What type of vulnerability is CVE-2026-33616?

CVE-2026-33616 is an unauthenticated SQL injection vulnerability that allows attackers to manipulate SQL queries.

4

Who is affected by CVE-2026-33616?

CVE-2026-33616 affects all versions of MB connect line mbCONNECT24 up to and including version 2.19.4.

5

What is the impact of exploiting CVE-2026-33616?

Exploiting CVE-2026-33616 can lead to unauthorized access to database contents and potential data leakage.

Contact

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