Microsoft November 2026 Patch Tuesday fixes 1093 CVEs, one exploited
Outlook spoofing CVE-2026-124194, used as a zero-day, leaks NTLMv2 hashes when a crafted Office file is opened.
Local privilege escalation in Windows AppX Deployment Service
Incorrect authorization in the Windows AppX Deployment Service lets an already authorized attacker elevate privileges on the same machine. The attacker must have a local account; no user interaction is required. Successful exploitation yields high impact on confidentiality, integrity, and availability. Microsoft has not listed affected builds.
What to do: Apply Microsoft's update for CVE-2026-116714. Microsoft has not named a fixed version or workaround.
| Product | Affected |
|---|---|
| Microsoft Windows AppX Deployment Service | — |
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
Incorrect authorization in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.
Outlook spoofing CVE-2026-124194, used as a zero-day, leaks NTLMv2 hashes when a crafted Office file is opened.
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