CVE-2026-96855

Microsoft Windows 10 1809: missing authorisation

Risk score: 47/100
CVSS: 5.5 v3.1
Exploit chance (30 days): 0.3%
Published: 13 Oct 2026

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What to know

What it is: Improper access control in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
Affected: Microsoft Windows 10 1809
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 5.5 medium
On your watchlist: windows server

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96855

Original description

Improper access control in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.

Last activity 13 Oct 2026. Patch Forecast updates every hour.