CVE-2026-70175
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Improper Authentication in ASP.NET Core
Vulnerability report for CVE-2026-70175, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-10-13
Last updated on: 2026-10-13
Assigner: Microsoft Corporation
Description
Description
Improper authentication in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| Microsoft | ASP.NET | Core 10.0 10.0 |
| Microsoft | ASP.NET | Core 8.0 8.0 |
| Microsoft | ASP.NET | Core 9.0 9.0 |
| Microsoft | Microsoft | Visual Studio 2022 version 17.14 17.14.0 |
| Microsoft | Microsoft | Visual Studio 2026 version 18.10 18.10.0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-640 | The product contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak. |
