Opentelemetry Opentelemetry.api vulnerabilities

• open-telemetry opentelemetry.api, opentelemetry.extensions.propagators, opentelemetry +1 more +3 more OpenTelemetry dotnet: Excessive memory allocation when parsing OpenTelemetry propagation headers CVE-2026-40894 Fix available 5.3 MediumApril 23, 2026