How severe is CVE-2023-40498?

CVE-2023-40498 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-2023-40498 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 83% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40498?

CVE-2023-40498 affects Lg Simple Editor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-40498?

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-2023-40498 have an EU (EUVD) identifier?

Yes. CVE-2023-40498 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-45069.

When was CVE-2023-40498 published?

CVE-2023-40498 was published on 2024-05-03 and last updated on 2026-06-17.

CVE-2023-40498

CVE-2023-40498 is a critical-severity vulnerability in Lg Simple Editor with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 83% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 83% (100th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-45069
Weakness: CWE-22
Affected product: Lg Simple Editor
Published: 2024-05-03
Last modified: 2026-06-17

Description

LG Simple Editor cp Command Directory Traversal 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 cp command implemented in the makeDetailContent method. 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-19925.

Frequently asked questions

What is CVE-2023-40498?: LG Simple Editor cp Command Directory Traversal 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 cp command implemented in the makeDetailContent method. 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-19925.
How severe is CVE-2023-40498?: CVE-2023-40498 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-2023-40498 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 83% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40498?: CVE-2023-40498 affects Lg Simple Editor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-40498?: 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-2023-40498 have an EU (EUVD) identifier?: Yes. CVE-2023-40498 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-45069.
When was CVE-2023-40498 published?: CVE-2023-40498 was published on 2024-05-03 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1204/

Affected products (1)

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

More vulnerabilities in Lg Simple Editor

CVE-2023-40505 — Critical (CVSS 9.8): LG Simple Editor createThumbnailByMovie Command Injection Remote Code Execution Vulnerability. This vulnerability…
CVE-2023-40504 — Critical (CVSS 9.8): LG Simple Editor readVideoInfo Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote…
CVE-2023-40501 — Critical (CVSS 9.8): LG Simple Editor copyContent Exposed Dangerous Function Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2023-40500 — Critical (CVSS 9.8): LG Simple Editor copyContent Exposed Dangerous Function Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2023-40497 — Critical (CVSS 9.8): LG Simple Editor saveXml Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote…
CVE-2023-40493 — Critical (CVSS 9.8): LG Simple Editor copySessionFolder Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows…

All CVEs affecting Lg Simple Editor →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →