OpenTelemetry .NET security vulnerabilities

OpenTelemetry .NET is the .NET client of OpenTelemetry by OpenTelemetry Inc. There were security vulnerabilities in the version of OpenTelemetry .NET from 1.13.1 to 1.15.2. These vulnerabilities stemmed from the gRPC exporter’s ability to parse the grpc-status-details-bin trailer provided by the...

OpenTelemetry .NET Contrib security vulnerability

OpenTelemetry .NET Contrib is an open-source telemetry data collection and processing library developed by OpenTelemetry - CNCF. Previous versions of OpenTelemetry .NET Contrib, such as 0.1.0-alpha.8, contained security vulnerabilities. These vulnerabilities stemmed from reading HTTP response...

OpenTelemetry .NET security vulnerabilities

OpenTelemetry .NET is the .NET client of OpenTelemetry developed by OpenTelemetry Inc. There is a security vulnerability in OpenTelemetry .NET, which stems from the implementation details of baggage, B3, and Jaeger handling code. This vulnerability may lead to excessive memory allocation during...

OpenTelemetry .NET security vulnerabilities

OpenTelemetry .NET is the .NET client of OpenTelemetry developed by OpenTelemetry Inc. OpenTelemetry .NET versions 1.6.0-rc.1 and earlier have a security vulnerability. This vulnerability arises from the internal pooling list size growing due to a large number of spans/tags, which may lead to...

CVE-2026-40891: Memory Allocation with Excessive Size Value

OpenTelemetry dotnet is a dotnet telemetry framework. From 1.13.1 to before 1.15.2, When exporting telemetry over gRPC using the OpenTelemetry Protocol OTLP, the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. Prior to the fix, a malformed trailer could...

CVE-2026-41078: Allocation of Resources Without Limits or Throttling

OpenTelemetry dotnet is a dotnet telemetry framework. In 1.6.0-rc.1 and earlier, OpenTelemetry.Exporter.Jaeger may allow sustained memory pressure when the internal pooled-list sizing grows based on a large observed span/tag set and that enlarged size is reused for subsequent allocations. Under...

PT-2026-34708

Name of the Vulnerable Software and Affected Versions OpenTelemetry dotnet versions 1.13.1 through 1.15.1 Description When exporting telemetry over gRPC using the OpenTelemetry Protocol OTLP, the exporter may parse a server-provided 'grpc-status-details-bin' trailer during retry handling. A...

CVE-2026-40894: Memory Allocation with Excessive Size Value

OpenTelemetry dotnet is a dotnet telemetry framework. In OpenTelemetry.Api 0.5.0-beta.2 to 1.15.2 and OpenTelemetry.Extensions.Propagators 1.3.1 to 1.15.2, The implementation details of the baggage, B3 and Jaeger processing code in the OpenTelemetry.Api and OpenTelemetry.Extensions.Propagators...

PT-2026-34707

Name of the Vulnerable Software and Affected Versions OpenTelemetry dotnet versions 1.13.1 through 1.15.1 Description When exporting telemetry to a back-end or collector over gRPC or HTTP using the OpenTelemetry Protocol OTLP format, unsuccessful requests HTTP 4xx or 5xx result in the response...

MiracleLinux 8 : dotnet8.0-8.0.126-1.el8_10.ML.1 (AXSA:2026-484:08)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-484:08 advisory. dotnet: .NET: Security Bypass and Denial of Service Vulnerability CVE-2026-26171 dotnet: .NET: Denial of Service via stack overflow CVE-2026-32203...

CVE-2026-40372

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network...

CVE-2026-40372

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network...

2026-04 .NET 10.0.7 Security Update for ARM64 Client (KB5091596)

2026-04 .NET 10.0.7 Security Update for ARM64 Client KB5091596...

2026-04 .NET 10.0.7 Security Update for x64 Server (KB5091596)

2026-04 .NET 10.0.7 Security Update for x64 Server KB5091596...

2026-04 .NET 10.0.7 Security Update for x64 Client (KB5091596)

2026-04 .NET 10.0.7 Security Update for x64 Client KB5091596...

2026-04 .NET 10.0.7 Security Update for x86 Client (KB5091596)

2026-04 .NET 10.0.7 Security Update for x86 Client KB5091596...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: dotnet9.0: aspnetcore-runtime-9.0-9.0.15-1.hum1 aarch64, x8664 aspnetcore-runtime-dbg-9.0-9.0.15-1.hum1 aarch64, x8664 aspnetcore-targeting-pack-9.0-9.0.15-1.hum1 aarch64, x8664...

MiracleLinux 9 : dotnet9.0-9.0.116-1.el9_7.ML.1 (AXSA:2026-471:07)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-471:07 advisory. dotnet: .NET: Security Bypass and Denial of Service Vulnerability CVE-2026-26171 dotnet: .NET: Denial of Service via stack overflow CVE-2026-32203...

Microsoft .NET Framework Denial of Service Vulnerability

Microsoft .NET Framework is a comprehensive and consistent programming model from Microsoft Corporation USA and a development platform. The platform includes the C and Visual Basic programming languages, a public language runtime library, and an extensive class library. A security vulnerability...

MiracleLinux 9 : dotnet10.0-10.0.106-1.el9_7.ML.1 (AXSA:2026-472:08)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-472:08 advisory. dotnet: .NET: Security Bypass and Denial of Service Vulnerability CVE-2026-26171 dotnet: .NET: Denial of Service via stack overflow CVE-2026-32203...