.NET Denial of Service Vulnerability

Microsoft Security Advisory CVE-2026-26130 – .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0, .NET 9.0, and .NET 10.0. This advisory also provides guidance on what developers can do to...

GHSA-CRJQ-WM6X-6QX7 .NET Elevation of Privilege Vulnerability

Microsoft Security Advisory CVE-2026-26131 – .NET Elevation of Privilege Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 10.0. This advisory also provides guidance on what developers can do to update their...

CVE-2026-26127

A flaw was found in .NET. An unauthorized attacker can exploit an out-of-bounds read vulnerability over a network, leading to a Denial of Service DoS. This can prevent legitimate users from accessing the affected service. Mitigation To mitigate this issue, restrict network access to applications...

Linux Distros Unpatched Vulnerability : CVE-2026-26131

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Incorrect default permissions in .NET allows an authorized attacker to elevate privileges locally. CVE-2026-26131 Note that Nessus relies on the presence of the...

Vulnerabilities fixed in Microsoft Developer tools

Microsoft has fixed vulnerabilities in .NET and PowerShell. A malicious party could exploit the vulnerabilities to cause a denial-of-service or grant themselves elevated privileges within an application using the vulnerable .NET. .NET: |----------------|------|------------------------------------...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service. Remediation Upgrade Microsoft.NETCore.App.Runtime.linux-musl-arm to version 9.0.14, 10.0.4 or higher. References - GitHub Commit ...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service. Remediation Upgrade Microsoft.NETCore.App.Runtime.linux-x64 to version 9.0.14, 10.0.4 or higher. References - GitHub Commit -...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service. Remediation Upgrade Microsoft.NETCore.App.Runtime.osx-arm64 to version 9.0.14, 10.0.4 or higher. References - GitHub Commit -...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service. Remediation Upgrade Microsoft.NETCore.App.Runtime.linux-arm64 to version 9.0.14, 10.0.4 or higher. References - GitHub Commit -...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service. Remediation Upgrade Microsoft.NETCore.App.Runtime.linux-arm to version 9.0.14, 10.0.4 or higher. References - GitHub Commit -...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read when decoding malformed Base64Url input. An attacker can cause a disruption of service. Remediation Upgrade Microsoft.NETCore.App.Runtime.osx-x64 to version 9.0.14, 10.0.4 or higher. References - GitHub Commit - GitHu...

EUVD-2026-10696

Incorrect default permissions in .NET allows an authorized attacker to elevate privileges locally...

Incorrect Default Permissions

Overview Affected versions of this package are vulnerable to Incorrect Default Permissions. An attacker can gain elevated privileges by exploiting these permissions locally. Remediation Upgrade Microsoft.NETCore.App.Runtime.linux-musl-arm to version 10.0.4 or higher. References - Vulnerability...

Incorrect Default Permissions

Overview Affected versions of this package are vulnerable to Incorrect Default Permissions. An attacker can gain elevated privileges by exploiting these permissions locally. Remediation Upgrade Microsoft.NETCore.App.Runtime.linux-x64 to version 10.0.4 or higher. References - Vulnerability Advisor...

Duplicate Advisory: .NET Denial of Service Vulnerability

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-73j8-2gch-69rq. This link is maintained to preserve external references. Original Description Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network...

CVE-2026-26131

Incorrect default permissions in .NET allows an authorized attacker to elevate privileges locally...

CVE-2026-26130

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network...

CVE-2026-26127

Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network...

CVE-2026-26130

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network...

CVE-2026-26130

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network...