CVE-2026-33613: Mbconnectline MBCONNECT24

High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Due to the improper neutralisation of special elements used in an OS command, a remote attacker can exploit an RCE vulnerability in the generateSrpArray function, resulting in full system compromise. This vulnerability can only be attacked if the attacker has some other way to write arbitrary data to the user table.

Affected products

• Mbconnectline MBCONNECT24: up to and including 2.19.4
• Mbconnectline MYMBCONNECT24: up to and including 2.19.4

Published 2026-04-02. Last modified 2026-06-17.