CVE-2023-40507

LG Simple Editor copyContent XML External Entity Processing Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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. Due to the improper restriction of XML External Entity (XXE) references, a crafted document specifying a URI causes the XML parser to access the URI and embed the contents back into the XML document for further processing. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM. . Was ZDI-CAN-20006.

• CWE-611

• https://www.zerodayinitiative.com/advisories/ZDI-23-1211/Third Party Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-1211/Third Party Advisory

Published

May 3, 2024

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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