# CVE-2026-40841: MB connect line mbCONNECT24 SQL injection in getProjectTags

Source: https://junglewise.ai/threats/cve-2026-40841-mb-connect-line-mbconnect24-sql-injection-in-getprojecttags  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-05-27. Updated: 2026-05-27  
License: CC BY 4.0 with a link back

CVE-2026-40841 · Severity: medium · CVSS 6.5 · Published 2026-05-27

MB connect line mbCONNECT24 and mymbCONNECT24 are remote service platforms used for industrial communication and remote maintenance. A security vulnerability allows a user with low-level access to bypass security controls and access sensitive information from the underlying database. This could lead to a total loss of confidentiality for stored project data and system configurations.

Technologies: [MB connect line mbCONNECT24](https://junglewise.ai/threats/technologies/mbconnect24), [MB connect line mymbCONNECT24](https://junglewise.ai/threats/technologies/mymbconnect24). Vendors: [MB connect line](https://junglewise.ai/threats/vendors/mb-connect-line).

## Quick answers

**Is CVE-2026-40841 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-40841 being exploited in the wild.

**How severe is CVE-2026-40841?** Medium severity, with a CVSS score of 6.5, published 27 May 2026.

**Which products and versions are affected?** MB connect line mbCONNECT24 <=2.20.0; MB connect line mymbCONNECT24 <=2.20.0.

**Is there a fix for CVE-2026-40841?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-40841 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-40841?** Check whether you run MB connect line mbCONNECT24 or MB connect line mymbCONNECT24 at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A SQL injection vulnerability exists in the getProjectTags function of MB connect line mbCONNECT24 and mymbCONNECT24 firmware versions up to and including 2.20.0. The issue stems from improper neutralization of special elements within a SQL SELECT command (CWE-89). A remote attacker with low-level privileges can exploit this flaw over the network without user interaction. Successful exploitation allows the attacker to execute arbitrary SQL queries, resulting in the unauthorized retrieval of sensitive information from the database. The vulnerability is addressed in firmware versions newer than 2.20.0.

## Affected products

- MB connect line mbCONNECT24 <=2.20.0
- MB connect line mymbCONNECT24 <=2.20.0

## Timeline

- 2026-05-27: disclosed: Advisory published by CERT VDE and NVD

## References

- [https://www.certvde.com/en/advisories/VDE-2026-044/](https://www.certvde.com/en/advisories/VDE-2026-044/)

## Related threats

- [MB connect line mbCONNECT24 SQL injection in getVpnData](https://junglewise.ai/threats/cve-2026-40820-a-high-privileged-remote-attacker-can-exploit-an-unauthenticated)
- [MB connect line and Helmholz OS command injection in system_certificates view](https://junglewise.ai/threats/cve-2026-14448-mb-connect-line-and-helmholz-os-command-injection-in-system)
- [MB connect line mbCONNECT24 forced browsing in configuration settings](https://junglewise.ai/threats/cve-2026-10521-mb-connect-line-mbconnect24-forced-browsing-in-configuration)
- [MB connect line mbCONNECT24 SQL injection in user_alarmprofile view](https://junglewise.ai/threats/cve-2026-40849-mb-connect-line-mbconnect24-sql-injection-in-user-alarmprofile)
- [MB connect line mbCONNECT24 SQL injection in tag view](https://junglewise.ai/threats/cve-2026-40848-mb-connect-line-mbconnect24-sql-injection-in-tag-view)