What is CVE-2020-12529?

CVE-2020-12529 is a medium-severity vulnerability in Mb Connect Line Mbconnect24, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.8/10. Published 2021-03-02.

How severe is CVE-2020-12529?

Medium severity. CVSS v3 base score is 5.8 out of 10.

SSRF in Mb Connect Line Mbconnect24

CVE-2020-12529

An issue was discovered in MB connect line mymbCONNECT24 and mbCONNECT24 software in all versions through V2.6.2 There is a SSRF in the LDAP access check, allowing an attacker to scan for open ports.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2021-03-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.2th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Mb Connect Line Mbconnect24 — versions 2.6.2
Mb Connect Line Mymbconnect24 — versions 2.6.2
Mbconnectline Mbconnect24
Mbconnectline Mymbconnect24

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

cert.vde.com/de-de/advisories/vde-2021-003 (Third Party Advisory)

Frequently asked questions

What is CVE-2020-12529?: CVE-2020-12529 is a medium-severity vulnerability in Mb Connect Line Mbconnect24, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.8/10. Published 2021-03-02.
How severe is CVE-2020-12529?: Medium severity. CVSS v3 base score is 5.8 out of 10.