How severe is CVE-2023-40500?

CVE-2023-40500 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-40500 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40500?

CVE-2023-40500 affects Lg Simple Editor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-40500?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2023-40500 have an EU (EUVD) identifier?

Yes. CVE-2023-40500 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-45071.

When was CVE-2023-40500 published?

CVE-2023-40500 was published on 2024-05-03 and last updated on 2026-06-17.

CVE-2023-40500

CVE-2023-40500 is a critical-severity vulnerability in Lg Simple Editor with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-749.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-45071
Weakness: CWE-749
Affected product: Lg Simple Editor
Published: 2024-05-03
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-40500?: 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.
How severe is CVE-2023-40500?: CVE-2023-40500 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-40500 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40500?: CVE-2023-40500 affects Lg Simple Editor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-40500?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2023-40500 have an EU (EUVD) identifier?: Yes. CVE-2023-40500 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-45071.
When was CVE-2023-40500 published?: CVE-2023-40500 was published on 2024-05-03 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1206/

Affected products (1)

cpe:2.3:a:lg:simple_editor:3.21.0:*:*:*:*:*:*:*

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