Windows MSHTML Platform: remote code execution (CVE-2021-33742)

high severity · exploited in the wild · published 2021-06-08

A crafted file, page or request can make Windows run attacker code on the PC. Attackers already use this flaw in the wild.

Fixed in: 10.0.19043.1052

CVE: CVE-2021-33742

Source: Microsoft (MSRC)

Get the fix

Fixlane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the Fixlane MCP server and call get_fix_prompt with incident id 1466 and your operating system.