CVE-2026-26130

high

Published 2026-03-12 · Modified 2026-03-16

CVSS v3

—

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2

—

VIR risk

8.0

Description

Important: .NET 9.0 security update

Predictions

Exploit likelihood

30%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2026-4456.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2026-4445.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2026-4458.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2026:4458

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2026-4443.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2446098

vendor Authored 2026-05-27

Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2026:4443

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2026-4454.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2026-4455.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2446134

vendor Authored 2026-05-27

Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2026:4455

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:4445

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:4456

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:4454

vendor Authored 2026-05-27

Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2026:4456

vendor Authored 2026-05-27

Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2026:4454

vendor Authored 2026-05-27

Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2026:4445

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:4458

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:4443

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2026:4455

OS impact

OS	Version	Status
rocky	8	fixed
rhel	9	fixed
rocky	9	fixed

Package impact

Ecosystem	Package	Vulnerable	Fixed
NuGet	Microsoft.AspNetCore.App.Runtime.linux-arm	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-arm	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-arm	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-arm64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-arm64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-arm64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-arm	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-arm	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-arm	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-arm64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-arm64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-arm64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-x64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-x64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-musl-x64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-x64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-x64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.linux-x64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.osx-arm64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.osx-arm64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.osx-arm64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.osx-x64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.osx-x64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.osx-x64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.win-arm	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.win-arm	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.win-arm	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.win-arm64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.win-arm64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.win-arm64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.win-x64	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.win-x64	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.win-x64	`>=10.0.0,<10.0.4`	`10.0.4`
NuGet	Microsoft.AspNetCore.App.Runtime.win-x86	`>=8.0.0,<8.0.25`	`8.0.25`
NuGet	Microsoft.AspNetCore.App.Runtime.win-x86	`>=9.0.0,<9.0.14`	`9.0.14`
NuGet	Microsoft.AspNetCore.App.Runtime.win-x86	`>=10.0.0,<10.0.4`	`10.0.4`

References

Verify integrity in audit chain (admin only). AS-IS.