CVE-2026-33825: Microsoft Defender Insufficient Granularity of Access Control Vulnerability
Microsoft Defender contains an insufficient granularity of access control vulnerability that could allow an authorized attacker to escalate privileges locally. Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2026-04-22T00:00:00Z
- Confidence basis
- No actor match
- Record ID
960ae2eb404c0b0664d6
Vulnerabilities
CVE-2026-33825
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.