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Vulnerability record · public intelligence
CVE-2024-21386
HIGH
Microsoft Security Advisory CVE-2024-21386: .NET Denial of Service Vulnerability
Published Feb 13, 2024 · Updated Oct 23, 2026 · Also known as GHSA-g74q-5xw3-j7q9, BIT-aspnet-core-2024-21386
Severity · CVSSHIGH · 7.5
Known exploitationNot listed
EPSS / likelihood2.42%
QFinch risk score10 / 100
Original summary
Normalized public record · Updated Oct 23, 2026
Microsoft Security Advisory CVE-2024-21386: .NET Denial of Service Vulnerability
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
# Microsoft Security Advisory CVE-2024-21386: .NET Denial of Service Vulnerability
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
CVENVDOSVEPSSGHSA
- SSVC priority
- MEDIUM
- Confidence
- 10%
- Aliases
- GHSA-g74q-5xw3-j7q9, BIT-aspnet-core-2024-21386
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Feb 13, 2024 · Last refreshed Oct 23, 2026