MB connect line mbCONNECT24/mymbCONNECT24 up to 2.20.0 mb24alarm.php _mb24confi_getTagAlarm sql injection

Summaryinfo

A vulnerability marked as critical has been reported in MB connect line mbCONNECT24 and mymbCONNECT24 up to 2.20.0. This vulnerability affects the function _mb24confi_getTagAlarm of the file mb24alarm.php. This manipulation causes sql injection. The identification of this vulnerability is CVE-2026-40816. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in MB connect line mbCONNECT24 and mymbCONNECT24 up to 2.20.0. It has been declared as critical. Affected by this vulnerability is the function _mb24confi_getTagAlarm of the file mb24alarm.php. The manipulation with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An unauthenticated remote attacker can exploit an unauthenticated SQL Injection vulnerability in the mb24alarm.php files _mb24confi_getTagAlarm function due to improper neutralization of special elements in a SQL SELECT command. This can result in a total loss of confidentiality.

The advisory is shared at certvde.com. This vulnerability is known as CVE-2026-40816 since 04/15/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/27/2026). MITRE ATT&CK project uses the attack technique T1505 for this issue.

By approaching the search of inurl:mb24alarm.php it is possible to find vulnerable targets with Google Hacking.

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

Several companies clearly confirm that VulDB is the primary source for best 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

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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