Exploited Outlook zero-day fixed in November 2026 Patch Tuesday

published 2026-11-10

An actively exploited zero-day in Microsoft Outlook lets attackers compromise machines running an unpatched version. Microsoft fixed it in the November 2026 Patch Tuesday updates.

Source: bleepingcomputer.com

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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 2403 and your operating system.