CVE-2026-41310

OpenTelemetry.Exporter.Zipkin is the .NET Zipkin exporter for OpenTelemetry. In versions 1.15.2 and earlier, the Zipkin exporter remote endpoint cache accepts unbounded key growth derived from span attributes. In high-cardinality scenarios, a process using Zipkin export for client or producer spa...

CVE-2026-41310 OpenTelemetry .NET Zipkin exporter has unbounded remote endpoint cache leading to memory growth

OpenTelemetry.Exporter.Zipkin is the .NET Zipkin exporter for OpenTelemetry. In versions 1.15.2 and earlier, the Zipkin exporter remote endpoint cache accepts unbounded key growth derived from span attributes. In high-cardinality scenarios, a process using Zipkin export for client or producer spa...

CVE-2026-41310

OpenTelemetry.Exporter.Zipkin for .NET (Zipkin exporter) has an unbounded remote endpoint cache in versions up to 1.15.2, where keys derived from span attributes can grow without bound in high-cardinality scenarios, leading to memory growth and degraded availability. The issue is addressed in ver...