December 13, 2022 · Applied Cybernetics Group
CVE-2022-44698 — Microsoft Defender
known ransomware use
Microsoft Defender SmartScreen Security Feature Bypass Vulnerability
- Added to KEV
2022-12-13- Federal due date
2023-01-03- Vendor
- Microsoft
- Product
- Defender
- EPSS
- 98.6th percentile (score 0.672, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2022-44698
CISA short description
Microsoft Defender SmartScreen contains a security feature bypass vulnerability that could allow an attacker to evade Mark of the Web (MOTW) defenses via a specially crafted malicious file.
Required action
Apply updates per vendor instructions.