Microsoft Defender Security Feature Bypass Vulnerability
Priority LOW 27CWE-276Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.
Summary
Microsoft Defender Security Feature Bypass Vulnerability
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00922 60th percentileScored 2026-11-07
Fix Fixed Windows Defender Antimalware Platform (Microsoft): 4.18.24010.12
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Windows Defender Antimalware Platform (Microsoft) Fixed in 4.18.24010.12
Vendor assessments
Microsoft
Microsoft's page for this CVE →
- Impact
- Security Feature Bypass
- Exploited
- No
- Publicly disclosed
- No
- Exploitability
- Exploitation Less Likely
| Product | Status | Plan or fix |
|---|---|---|
| Windows Defender Antimalware Platform | Fixed | 4.18.24010.12 · Security Update |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-20671
- 2026-10-03 Alias added: GHSA-vp94-mx6w-4h86
References
Sources
- CVE-2024-20671 · CVE Program
- CVE-2024-20671 · NVD
- FIRST EPSS
- GHSA-vp94-mx6w-4h86 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-20671 · Microsoft Security Update Guide
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences