Is CVE-2019-11536 actively exploited?

No active exploitation of CVE-2019-11536 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-11536 be exploited remotely?

Yes. CVE-2019-11536 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-11536?

CVE-2019-11536 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2019-11536

CRITICAL

CVE-2019-11536

NVD-CWE-noinfoPublished: May 22, 2019· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

Kalki Kalkitech SYNC3000 Substation DCU GPC v2.22.6, 2.23.0, 2.24.0, 3.0.0, 3.1.0, 3.1.16, 3.2.3, 3.2.6, 3.5.0, 3.6.0, and 3.6.1, when WebHMI is not installed, allows an attacker to inject client-side commands or scripts to be executed on the device with privileged access, aka CYB/2019/19561. The attack requires network connectivity to the device and exploits the webserver interface, typically through a browser.

NVD Source

Technical Analysis

CVE-2019-11536 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.