Netskope Threat Labs

BROWSER-IE Microsoft Internet Explorer VBScript remote code execution attempt

IPS-SWG

2 SIDs: 46745, 48697

First seen
February 2022
Last seen
October 2026

Detects web content that exploits remote code execution vulnerabilities in Internet Explorer's VBScript engine, including CVE-2018-8174, CVE-2018-8371, and others fixed through 2019. The rule matches the document mode forcing and VBScript setup that public exploits share across this family of flaws, several of which saw active exploitation.