CVE-2026-70183
ASP.NET Core Elevation of Privilege Vulnerability
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
Concurrent execution using shared resource with improper synchronization ('race condition') in ASP.NET Core allows an authorized attacker to elevate privileges over a network.
| Vendor | microsoft |
| Product | asp.net core 10.0 |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Oct 13, 2026 |
| Last Updated | Oct 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / ASP.NET Core 10.0
10.0 < 10.0.13
Microsoft / ASP.NET Core 11.0
11.0 < 11.0.0-rc.2
Microsoft / ASP.NET Core 8.0
8.0 < 8.0.32
Microsoft / ASP.NET Core 9.0
9.0 < 9.0.21
Microsoft / Microsoft Visual Studio 2022 version 17.14
17.14.0 < 17.14.42
Microsoft / Microsoft Visual Studio 2026 version 18.10
18.10.0 < 18.10.4