Is CVE-2023-6140 actively exploited?

No active exploitation of CVE-2023-6140 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-6140 be exploited remotely?

Yes. CVE-2023-6140 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-6140?

CVE-2023-6140 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2023-6140

CWE-434Published: January 8, 2024· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

The Essential Real Estate WordPress plugin before 4.4.0 does not prevent users with limited privileges on the site, like subscribers, from momentarily uploading malicious PHP files disguised as ZIP archives, which may lead to remote code execution.

NVD Source

Technical Analysis

CVE-2023-6140 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 8.8.