This vulnerability allows remote attackers to disclose the contents of memory on vulnerable installations of Microsoft Edge. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the handling of text nodes within HTML documents. By manipulating a document's elements an attacker can disclose the contents of memory. An attacker can use this information in conjunction with other vulnerabilities to execute code in the context of the process.