9.9
Critical
CVE-2025-55315 Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| ASP.NET Core 8.0 8.0 | 8.0 → < 8.0.21 | 8.0.21 |
| ASP.NET Core 9.0 9.0 | 9.0 → < 9.0.10 | 9.0.10 |
| ASP.NET Core 2.3 2.3 | 2.3 → < 2.3.6 | 2.3.6 |
| Microsoft Visual Studio 2022 version 17.12 17.12 | 17.12.0 → < 17.12.13 | 17.12.13 |
| Microsoft Visual Studio 2022 version 17.10 17.10 | 17.10.0 → < 17.10.20 | 17.10.20 |
| Microsoft Visual Studio 2022 version 17.14 17.14 | 17.14.0 → < 17.14.17 | 17.14.17 |
Other CVEs of ASP.NET Core 8.0
The 17 CVEs of ASP.NET Core 8.0 →
CVE-2026-88092
Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an…
9.4
Critical
CVE-2026-96236
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service…
7.5
High
CVE-2026-70175
Improper authentication in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network
8.1
High
CVE-2026-70188
Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an…
9.1
Critical