{"action":"Upgrade go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc to 0.46.0 or later.","affected":[{"fixed":"0.46.0","introduced":"0.37.0"}],"component":"go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc","cve_ids":["CVE-2023-47108"],"ecosystem":"Go","epss":0.02026,"exploited":false,"fixed_versions":["0.46.0"],"ghsa_id":"GHSA-8pgv-569h-w5rw","id":"tcs_01M5KF430CSBBQWZJK09XYB05X","modified_at":"2026-09-10T03:49:58.904350912Z","published_at":"2023-11-12T15:55:39Z","references":["https://osv.dev/vulnerability/GHSA-8pgv-569h-w5rw","https://github.com/open-telemetry/opentelemetry-go-contrib/security/advisories/GHSA-8pgv-569h-w5rw","https://nvd.nist.gov/vuln/detail/CVE-2023-47108","https://github.com/open-telemetry/opentelemetry-go-contrib/pull/4322","https://github.com/open-telemetry/opentelemetry-go-contrib/commit/04c5dcbb5b35f14b4e6793b245919c72addbc7d0","https://github.com/open-telemetry/opentelemetry-go-contrib/commit/b44dfc9092b157625a5815cb437583cee663333b","https://github.com/open-telemetry/opentelemetry-go-contrib","https://github.com/open-telemetry/opentelemetry-go-contrib/blob/9d4eb7e7706038b07d33f83f76afbe13f53d171d/instrumentation/google.golang.org/grpc/otelgrpc/interceptor.go#L327","https://github.com/open-telemetry/opentelemetry-go-contrib/blob/instrumentation/google.golang.org/grpc/otelgrpc/v0.45.0/instrumentation/google.golang.org/grpc/otelgrpc/config.go#L138","https://pkg.go.dev/go.opentelemetry.io/otel/metric/noop#NewMeterProvider"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-8pgv-569h-w5rw","url":"https://osv.dev/vulnerability/GHSA-8pgv-569h-w5rw"}],"summary":"otelgrpc DoS vulnerability due to unbound cardinality metrics"}