What is CVE-2026-33616?

CVE-2026-33616 is a high-severity vulnerability in Mb Connect Line Mbconnect24, classified under SQL Injection. CVSS score: 7.5/10. Published 2026-04-02.

How severe is CVE-2026-33616?

High severity. CVSS v3 base score is 7.5 out of 10.

SQL Injection in Mb Connect Line Mbconnect24

CVE-2026-33616

An unauthenticated remote attacker can exploit an unauthenticated blind SQL Injection vulnerability in the mb24api endpoint due to improper neutralization of special elements in a SQL SELECT command. This can result in a total loss of conf…

Vulnerability class: SQL Injection

EPSS: 0.001 (16.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Mb Connect Line Mbconnect24 — versions 0.0.0
Mb Connect Line Mymbconnect24 — versions 0.0.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

certvde.com/de/advisories/VDE-2026-030 (vendor-advisory)
mbconnectline.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2026-030.json (vendor-advisory)

Frequently asked questions

What is CVE-2026-33616?: CVE-2026-33616 is a high-severity vulnerability in Mb Connect Line Mbconnect24, classified under SQL Injection. CVSS score: 7.5/10. Published 2026-04-02.
How severe is CVE-2026-33616?: High severity. CVSS v3 base score is 7.5 out of 10.