Vulnerability in Mb Connect Line Mbconnect24

CVE-2026-33617

An unauthenticated remote attacker can access a configuration file containing database credentials. This can result in a some loss of confidentiality, but there is no endpoint exposed to use these credentials.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (35.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-33617: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-33617?
CVE-2026-33617 is a medium-severity vulnerability in Mb Connect Line Mbconnect24, classified under Exposure of Sensitive System Information to an Unauthorized Control Sphere. CVSS score: 5.3/10. Published 2026-04-02.
How severe is CVE-2026-33617?
Medium severity. CVSS v3 base score is 5.3 out of 10.