CVE-2024-29988
CISA KEVPublished April 30, 2024 · Updated April 3, 2026
high
Official Description+
Microsoft SmartScreen Prompt contains a security feature bypass vulnerability that allows an attacker to bypass the Mark of the Web (MotW) feature. This vulnerability can be chained with CVE-2023-38831 and CVE-2024-21412 to execute a malicious file.
Affected Products
| Vendor | Product |
|---|---|
| Microsoft | SmartScreen Prompt |
Patch Status
Patch by 2024-05-21
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-2024-29988.