Microsoft Defender: Insufficient Granularity of Access Control Vulnerability
What to do: Run Windows Update and restart the PC.
- Affects
- Microsoft Defender
- Identifier
- CVE-2026-33825
- What it is
- Microsoft Defender contains an insufficient granularity of access control vulnerability that could allow an authorized attacker to escalate privileges locally.
- Official guidance
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.