CVE-2026-45591

EUVD-2026-35549
Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 82%
Affected Products (NVD)
VendorProductVersion
microsoftasp.net_core
8.0.0 ≤
𝑥
< 8.0.28
microsoftasp.net_core
9.0.0 ≤
𝑥
< 9.0.17
microsoftasp.net_core
10.0.0 ≤
𝑥
< 10.0.9
microsoftvisual_studio_2026
18.6.0 ≤
𝑥
< 18.6.3
microsoft.net
8.0.0 ≤
𝑥
< 8.0.28
microsoft.net
9.0.0 ≤
𝑥
< 9.0.17
microsoft.net
10.0.0 ≤
𝑥
< 10.0.9
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
Red HatRed Hat Enterprise Linux 10
0:8.0.128-1.el10_2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10
0:9.0.118-1.el10_2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10
0:10.0.109-1.el10_2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support
0:8.0.128-1.el10_0 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support
0:9.0.118-1.el10_0 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8
0:8.0.128-1.el8_10 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8
0:9.0.118-1.el8_10 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8
0:10.0.109-1.el8_10 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9
0:8.0.128-1.el9_8 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9
0:9.0.118-1.el9_8 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9
0:10.0.109-1.el9_8 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions
0:8.0.128-1.el9_4 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support
0:8.0.128-1.el9_6 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support
0:9.0.118-1.el9_6 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
9.0.117-1.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
10.0.109-1.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
8.0.128-1.hum1 ≤
𝑥
< *
ADP
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dotnet8
bionic
dne
focal
dne
jammy
Fixed 8.0.128-8.0.28-0ubuntu1~22.04.1
released
noble
Fixed 8.0.128-8.0.28-0ubuntu1~24.04.1
released
questing
Fixed 8.0.128-8.0.28-0ubuntu1~25.10.1
released
resolute
dne
trusty
dne
xenial
dne
dotnet9
bionic
dne
focal
dne
jammy
dne
noble
dne
questing
Fixed 9.0.118-9.0.17-0ubuntu1~25.10.1
released
resolute
dne
trusty
dne
xenial
dne
dotnet10
bionic
dne
focal
dne
jammy
dne
noble
Fixed 10.0.109-10.0.9-0ubuntu1~24.04.1
released
questing
Fixed 10.0.109-10.0.9-0ubuntu1~25.10.1
released
resolute
Fixed 10.0.109-10.0.9-0ubuntu1~26.04.1
released
trusty
dne
xenial
dne
dotnet6
bionic
dne
focal
dne
jammy
deferred
noble
dne
questing
dne
resolute
dne
trusty
dne
xenial
dne
dotnet7
bionic
dne
focal
dne
jammy
ignored
noble
dne
questing
dne
resolute
dne
trusty
dne
xenial
dne
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
aspnetcore-runtime-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
aspnetcore-runtime-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
aspnetcore-runtime-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
aspnetcore-runtime-dbg-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
aspnetcore-runtime-dbg-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
aspnetcore-runtime-dbg-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
aspnetcore-targeting-pack-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
aspnetcore-targeting-pack-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
aspnetcore-targeting-pack-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
dotnet
RHEL 8
0:10.0.109-1.el8_10
fixed
dotnet-apphost-pack-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
dotnet-apphost-pack-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
dotnet-apphost-pack-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
dotnet-host
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
dotnet-hostfxr-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
dotnet-hostfxr-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
dotnet-hostfxr-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
dotnet-runtime-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
dotnet-runtime-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
dotnet-runtime-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
dotnet-runtime-dbg-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
dotnet-runtime-dbg-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
dotnet-runtime-dbg-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
dotnet-sdk-10.0
RHEL 8
0:10.0.109-1.el8_10
fixed
RHEL 9
0:10.0.109-1.el9_8
fixed
dotnet-sdk-10.0-source-built-artifacts
RHEL 8
0:10.0.109-1.el8_10
fixed
RHEL 9
0:10.0.109-1.el9_8
fixed
dotnet-sdk-8.0
RHEL 8
0:8.0.128-1.el8_10
fixed
RHEL 9
0:8.0.128-1.el9_8
fixed
dotnet-sdk-8.0-source-built-artifacts
RHEL 8
0:8.0.128-1.el8_10
fixed
RHEL 9
0:8.0.128-1.el9_8
fixed
dotnet-sdk-9.0
RHEL 8
0:9.0.118-1.el8_10
fixed
RHEL 9
0:9.0.118-1.el9_8
fixed
dotnet-sdk-9.0-source-built-artifacts
RHEL 8
0:9.0.118-1.el8_10
fixed
RHEL 9
0:9.0.118-1.el9_8
fixed
dotnet-sdk-aot-10.0
RHEL 8
0:10.0.109-1.el8_10
fixed
RHEL 9
0:10.0.109-1.el9_8
fixed
dotnet-sdk-aot-9.0
RHEL 8
0:9.0.118-1.el8_10
fixed
RHEL 9
0:9.0.118-1.el9_8
fixed
dotnet-sdk-dbg-10.0
RHEL 8
0:10.0.109-1.el8_10
fixed
RHEL 9
0:10.0.109-1.el9_8
fixed
dotnet-sdk-dbg-8.0
RHEL 8
0:8.0.128-1.el8_10
fixed
RHEL 9
0:8.0.128-1.el9_8
fixed
dotnet-sdk-dbg-9.0
RHEL 8
0:9.0.118-1.el8_10
fixed
RHEL 9
0:9.0.118-1.el9_8
fixed
dotnet-targeting-pack-10.0
RHEL 8
0:10.0.9-1.el8_10
fixed
RHEL 9
0:10.0.9-1.el9_8
fixed
dotnet-targeting-pack-8.0
RHEL 8
0:8.0.28-1.el8_10
fixed
RHEL 9
0:8.0.28-1.el9_8
fixed
dotnet-targeting-pack-9.0
RHEL 8
0:9.0.17-1.el8_10
fixed
RHEL 9
0:9.0.17-1.el9_8
fixed
dotnet-templates-10.0
RHEL 8
0:10.0.109-1.el8_10
fixed
RHEL 9
0:10.0.109-1.el9_8
fixed
dotnet-templates-8.0
RHEL 8
0:8.0.128-1.el8_10
fixed
RHEL 9
0:8.0.128-1.el9_8
fixed
dotnet-templates-9.0
RHEL 8
0:9.0.118-1.el8_10
fixed
RHEL 9
0:9.0.118-1.el9_8
fixed
netstandard-targeting-pack-2.1
RHEL 8
0:9.0.118-1.el8_10
fixed
RHEL 9
0:9.0.118-1.el9_8
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
aspnetcore-runtime-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
aspnetcore-runtime-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
aspnetcore-runtime-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
aspnetcore-runtime-dbg-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
aspnetcore-runtime-dbg-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
aspnetcore-runtime-dbg-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
aspnetcore-targeting-pack-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
aspnetcore-targeting-pack-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
aspnetcore-targeting-pack-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet-apphost-pack-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-apphost-pack-10.0-debuginfo
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-apphost-pack-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-apphost-pack-8.0-debuginfo
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-apphost-pack-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-apphost-pack-9.0-debuginfo
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-host
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-host-debuginfo
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-hostfxr-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-hostfxr-10.0-debuginfo
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-hostfxr-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-hostfxr-8.0-debuginfo
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-hostfxr-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-hostfxr-9.0-debuginfo
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-runtime-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-runtime-10.0-debuginfo
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-runtime-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-runtime-8.0-debuginfo
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-runtime-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-runtime-9.0-debuginfo
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-runtime-dbg-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-runtime-dbg-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-runtime-dbg-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-sdk-10.0
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-sdk-10.0-debuginfo
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-sdk-10.0-source-built-artifacts
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-sdk-8.0
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet-sdk-8.0-debuginfo
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet-sdk-8.0-source-built-artifacts
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet-sdk-9.0
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet-sdk-9.0-debuginfo
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet-sdk-9.0-source-built-artifacts
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet-sdk-aot-10.0
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-sdk-aot-10.0-debuginfo
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-sdk-aot-9.0
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet-sdk-aot-9.0-debuginfo
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet-sdk-dbg-10.0
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-sdk-dbg-8.0
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet-sdk-dbg-9.0
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet-targeting-pack-10.0
Amazon Linux 2023
0:10.0.9-1.amzn2023.0.1
fixed
dotnet-targeting-pack-8.0
Amazon Linux 2023
0:8.0.28-1.amzn2023.0.1
fixed
dotnet-targeting-pack-9.0
Amazon Linux 2023
0:9.0.17-1.amzn2023.0.2
fixed
dotnet-templates-10.0
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet-templates-8.0
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet-templates-9.0
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
dotnet10.0-debuginfo
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet10.0-debugsource
Amazon Linux 2023
0:10.0.109-1.amzn2023.0.1
fixed
dotnet8.0-debuginfo
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet8.0-debugsource
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
dotnet9.0-debugsource
Amazon Linux 2023
0:9.0.118-1.amzn2023.0.2
fixed
netstandard-targeting-pack-2.1
Amazon Linux 2023
0:8.0.128-1.amzn2023.0.1
fixed
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45591
https://access.redhat.com/errata/RHSA-2026:17527
https://access.redhat.com/errata/RHSA-2026:25110
https://access.redhat.com/errata/RHSA-2026:25111
https://access.redhat.com/errata/RHSA-2026:25112
https://access.redhat.com/errata/RHSA-2026:25113
https://access.redhat.com/errata/RHSA-2026:25114
https://access.redhat.com/errata/RHSA-2026:25115
https://access.redhat.com/errata/RHSA-2026:25220
https://access.redhat.com/errata/RHSA-2026:25221
https://access.redhat.com/errata/RHSA-2026:25222
https://access.redhat.com/errata/RHSA-2026:26638
https://access.redhat.com/errata/RHSA-2026:26994
https://access.redhat.com/errata/RHSA-2026:28007
https://access.redhat.com/errata/RHSA-2026:28009
https://access.redhat.com/errata/RHSA-2026:28011
https://access.redhat.com/errata/RHSA-2026:28051
https://access.redhat.com/errata/RHSA-2026:28227
https://access.redhat.com/security/cve/CVE-2026-45591
https://bugzilla.redhat.com/show_bug.cgi?id=2487224
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45591.json