CVE-2023-24880
CISA KEVPublished March 14, 2023 · Updated April 3, 2026
high
Official Description+
Microsoft Windows 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.
Affected Products
| Vendor | Product |
|---|---|
| Microsoft | Windows |
Patch Status
Patch by 2023-04-04
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2023-24880.