What’s Vulnerable › Vulnerabilities

CVE-2023-40515: LG Simple Editor joinAddUser Improper Input Validation Denial-of-Service Vulnerability

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-20

Description

LG Simple Editor joinAddUser Improper Input Validation Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the joinAddUser method. The issue results from improper input validation. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. . Was ZDI-CAN-20048.

Affected products

• LG Simple Editor: 3.21.0

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-1197/
• https://www.zerodayinitiative.com/advisories/ZDI-23-1197/

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