CVE-2026-70188

Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an unauthorized attacker to bypass a security feature over a network.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70188

Configurations

No configuration.

History

13 Oct 2026, 19:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-13 19:19

Updated : 2026-10-14 04:18

NVD link : CVE-2026-70188

Mitre link : CVE-2026-70188

CVE.ORG link : CVE-2026-70188

JSON object : View

Products Affected

No product.

CWE

CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

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