Is CVE-2019-6140 actively exploited?

No active exploitation of CVE-2019-6140 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-6140 be exploited remotely?

Yes. CVE-2019-6140 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-6140?

CVE-2019-6140 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2019-6140

CRITICAL

CVE-2019-6140

CWE-284Published: April 9, 2019· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A configuration issue has been discovered in Forcepoint Email Security 8.4.x and 8.5.x: the product is left in a vulnerable state if the hybrid registration process is not completed.

NVD Source

Technical Analysis

CVE-2019-6140 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.