CVE-2025-55315
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-10-14
Last updated on: 2025-10-28
Assigner: Microsoft Corporation
Description
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.
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | asp.net_core | From 2.3.0 (inc) to 2.3.6 (exc) |
| microsoft | asp.net_core | From 8.0.0 (inc) to 8.0.21 (exc) |
| microsoft | asp.net_core | From 9.0.0 (inc) to 9.0.10 (exc) |
| microsoft | visual_studio_2022 | From 17.10.0 (inc) to 17.10.20 (exc) |
| microsoft | visual_studio_2022 | From 17.12.10 (inc) to 17.12.13 (exc) |
| microsoft | visual_studio_2022 | From 17.14.0 (inc) to 17.14.17 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-444 | The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an HTTP request/response smuggling issue in ASP.NET Core where inconsistent interpretation of HTTP requests allows an authorized attacker to bypass a security feature over a network.
How can this vulnerability impact me? :
An attacker exploiting this vulnerability can bypass security features, potentially leading to high impact on confidentiality, integrity, and availability of the affected system.
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