CVE-2026-33825

CVSS v3.1

7.8

High

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

There’s also BlueHammer, a Defender exploit disclosed publicly.

It exposed registry hives, enabled SYSTEM access, and restored changes to avoid detection. Microsoft has now patched it under CVE-2026-33825.

Fix

LPE

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Weakness Enumeration

CVE-2026-33825

Defender Antimalware Platform