Internet Explorer Memory Corruption Vulnerability
https://securelist.com/updated-mata-attacks-industrial-companies-in-eastern-europe/110829/
https://www.tenable.com/cyber-exposure/2021-threat-landscape-retrospective
https://www.tenable.com/blog/microsoft-s-march-2021-patch-tuesday-addresses-82-cves-cve-2021-26411
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26411