CVE-2025-55315 Detail Awaiting Analysis This CVE record has been marked for NVD enrichment efforts. Description Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network.
Metrics CVSS Version 4.0 CVSS Version 3.x CVSS Version 2.0 NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed. CVSS 4.0 Severity and Vector Strings:
NIST: NVD N/A NVD assessment not yet provided. CVSS 3.x Severity and Vector Strings:
CNA: Microsoft Corporation Base Score: 9.9 CRITICAL Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L CVSS 2.0 Severity and Vector Strings:
NIST: NVD Base Score: N/A NVD assessment not yet provided. Weakness Enumeration CWE-ID CWE Name Source CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') Microsoft Corporation Change History 1 change records found show changes New CVE Received from Microsoft Corporation 10/14/2025 1:15:44 PM Action Type Old Value New Value Added Description Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network.
Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
Added CWE CWE-444
Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55315
Quick Info CVE Dictionary Entry:
CVE-2025-55315
NVD Published Date:
10/14/2025
NVD Last Modified:
10/14/2025
Source:
Microsoft Corporation