Summary
Microsoft Defender contains an insufficient granularity of access control vulnerability that could allow an authorized attacker to escalate privileges locally.
- Vendor
- Microsoft
- Product
- Defender
- Added to KEV
- Apr 22, 2026
- Remediation due
- May 6, 2026 (US federal deadline)
- Ransomware use
- Known
- Weakness
- CWE-1220
- EPSS
- 6.9% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References