CVE-2026-40372

EUVD-2026-24249
Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.1 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 95%
Affected Products (NVD)
VendorProductVersion
microsoftasp.net_core
10.0.0 ≤
𝑥
< 10.0.7
𝑥
= Vulnerable software versions
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
aspnetcore-runtime-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
aspnetcore-runtime-dbg-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
aspnetcore-targeting-pack-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-apphost-pack-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-apphost-pack-10.0-debuginfo
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-host
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-host-debuginfo
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-hostfxr-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-hostfxr-10.0-debuginfo
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-runtime-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-runtime-10.0-debuginfo
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-runtime-dbg-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-sdk-10.0
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-sdk-10.0-debuginfo
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-sdk-10.0-source-built-artifacts
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-sdk-aot-10.0
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-sdk-aot-10.0-debuginfo
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-sdk-dbg-10.0
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet-targeting-pack-10.0
Amazon Linux 2023
0:10.0.7-1.amzn2023.0.1
fixed
dotnet-templates-10.0
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet10.0-debuginfo
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
dotnet10.0-debugsource
Amazon Linux 2023
0:10.0.107-1.amzn2023.0.1
fixed
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40372
https://access.redhat.com/security/cve/CVE-2026-40372
https://bugzilla.redhat.com/show_bug.cgi?id=2460224
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40372.json