CVE-2026-81871 OpenTelemetry-Go: Log gRPC exporter ignores env TLS certs, bypassing mTLS/pinning

OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to version 0.21.0, the exporters/otlp/otlplog/otlploggrpc package loads OTELEXPORTEROTLPLOGSCERTIFICATE, OTELEXPORTEROTLPCERTIFICATE, and related client certificate environment variables through loadEnvTLS into cfg.tlsCfg, but...

CVE-2026-81871

OpenTelemetry-Go prior to version 0.21.0 contains a TLS configuration bug in the exporters/otlp/otlplog/otlploggrpc package. Environment variables for TLS certificates (OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, OTEL_EXPORTER_OTLP_CERTIFICATE, and related client certificate vars) are loaded via loadEnv...