What is CVE-2020-35567?

CVE-2020-35567 is a high-severity vulnerability in Mbconnectline Mbconnect24, classified under Use of Hard-coded Credentials. CVSS score: 7.8/10. Published 2021-02-16.

How severe is CVE-2020-35567?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Mbconnectline Mbconnect24

CVE-2020-35567

An issue was discovered in MB CONNECT LINE mymbCONNECT24 and mbCONNECT24 through 2.6.2. The software uses a secure password for database access, but this password is shared across instances.

Published 2021-02-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (14.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

References

mbconnectline.com/security-advice/ (Vendor Advisory)
cert.vde.com/de-de/advisories/vde-2021-003 (Third Party Advisory)

Frequently asked questions

What is CVE-2020-35567?: CVE-2020-35567 is a high-severity vulnerability in Mbconnectline Mbconnect24, classified under Use of Hard-coded Credentials. CVSS score: 7.8/10. Published 2021-02-16.
How severe is CVE-2020-35567?: High severity. CVSS v3 base score is 7.8 out of 10.