An issue was discovered in MB connect line mymbCONNECT24 and mbCONNECT24 software in all versions through V2.6.2.

published 2021-03-02 5y ago modified 2026-06-17 4mo ago also EUVD-2020-4832

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

An issue was discovered in MB connect line mymbCONNECT24 and mbCONNECT24 software in all versions through V2.6.2. There is an XSS issue in the redirect.php allowing an attacker to inject code via a get parameter.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-061-03 updated 2021-03-02 cvss 4.3

MB connect line mbCONNECT24, mymbCONNECT24

MB connect line mymbCONNECT24 <= 2.6.1
affected: mitigation “Additional details can be found on MB connect line's website.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

MB connect line mymbCONNECT24
MB connect line mbCONNECT24

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

cert.vde.com /de-de/advisories/vde-2021-003
third-party-advisory

Sources

CVE List CVE-2020-12530
NVD CVE-2020-12530

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