MB Connect Line mbCONNECT24/mymbCONNECT24 up to 2.20.0 sql injection

Summaryinfo

A vulnerability, which was classified as critical, was found in MB Connect Line mbCONNECT24 and mymbCONNECT24 up to 2.20.0. Affected by this vulnerability is an unknown functionality. Such manipulation leads to sql injection. This vulnerability is listed as CVE-2026-40824. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in MB Connect Line mbCONNECT24 and mymbCONNECT24 up to 2.20.0. It has been rated as critical. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A high privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the accountstatus view userid parameter due to improper neutralization of special elements in a SQL UPDATE command allowing for reading the whole database and changing values in a non critical table. This can result in a total loss of confidentiality and some loss of integrity.

The advisory is shared for download at certvde.com. This vulnerability is handled as CVE-2026-40824 since 04/15/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are necessary for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/27/2026). The MITRE ATT&CK project declares the attack technique as T1505.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• MB Connect Line

Name

• mbCONNECT24
• mymbCONNECT24

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20.0

License

• open-source

CPE 2.3info

• 🔒
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CPE 2.2info

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Entryinfo

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