Report: CVE-2026-40894 - OpenTelemetry dotnet: Excessive memory allocation when parsing OpenTelemetry pro

Report: CVE-2026-40894 - OpenTelemetry dotnet: Excessive memory allocation when parsing OpenTelemetry pro

CVE ID :CVE-2026-40894 Published : April 23, 2026, 7:17 p.m. | 27 minutes ago Description :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 NuGet packages can allocate excessive memory when parsing which could create a potential denial of service (DoS) in the consuming application. This vulnerability is fixed in 1.15.3. Severity: 5.3 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Severity
MEDIUM
Published
April 23, 2026
Impact: denial of service