Is CVE-2023-40500 actively exploited?

No active exploitation of CVE-2023-40500 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-40500 be exploited remotely?

Yes. CVE-2023-40500 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-40500?

CVE-2023-40500 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-40500

CWE-749Published: May 3, 2024· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

LG Simple Editor copyContent Exposed Dangerous Function Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the implementation of the copyContent command. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

. Was ZDI-CAN-19944.

NVD Source

Technical Analysis

CVE-2023-40500 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.