Open-telemetry vulnerabilities
We track 23 vulnerabilities in Open-telemetry products across 11 products. 23 are rated high or critical, and none are known to be exploited. The most recent was published on September 14, 2026.
Latest Open-telemetry vulnerabilities
- 7.7 High severity
opentelemetry-operator: Exposure of Sensitive Information to an Unauthorized Actor
The OpenTelemetry Operator is a Kubernetes Operator for the OpenTelemetry Collector. Prior to 0.152.0, cmd/otel-allocator TargetAllocator instances with targetAllocator.prometheusCR.enabled set to true preserve a selected ServiceMonitor endpoint's bearerTokenF
- 7.0 High severity
opentelemetry-dotnet-contrib: Untrusted Search Path
`OpenTelemetry.Resources.Host` NuGet package, which provides OpenTelemetry resource detectors for host, is affected by an untrusted search path vulnerability on macOS. Prior to version 1.16.0-beta.2, the `host.id` resource attribute detector launches the `sh`
- 7.5 High severity
opentelemetry-js: Uncaught Exception
OpenTelemetry JavaScript is the OpenTelemetry JavaScript client. Prior to 2.9.0, @opentelemetry/propagator-jaeger decodes incoming uber-trace-id and uberctx-* HTTP header values with decodeURIComponent() without handling decode errors, allowing an unauthentica
- 7.5 High severity
opentelemetry-java-instrumentation: Uncontrolled Resource Consumption
OpenTelemetry Java Instrumentation provides OpenTelemetry auto-instrumentation and instrumentation libraries for Java. In versions prior to 2.27.0, the RMI context propagation payload reader limits the number of context entries but does not limit the aggregate
- 7.5 High severity
opentelemetry-ebpf-instrumentation: Integer Overflow or Wraparound
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. From version 0.7.0 to before version 0.9.0, a remotely reachable integer overflow in OBI's memcached text protocol parser can crash the OBI process and cause
- 7.5 High severity
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry…
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. From version 0.1.0 to before version 0.9.0, malformed MongoDB wire messages can trigger uncaught panics in the MongoDB TCP parser, allowing a remote unauthent
- 7.5 High severity
opentelemetry-ebpf-instrumentation: Uncontrolled Resource Consumption
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. Prior to version 0.9.0, OBI replays BPF probe hits into histogram observations by looping once per recorded run count. On busy systems, the run-count delta ca
- 7.5 High severity
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry…
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. Prior to version 0.9.0, the Postgres protocol parser assumes BIND message payloads contain a valid NUL-terminated portal name. A crafted empty or unterminated
- 7.5 High severity
opentelemetry-js: Improper Handling of Exceptional Conditions
opentelemetry-js is the OpenTelemetry JavaScript Client. Prior to 0.217.0, a single malformed HTTP request crashes any Node.js process running the OpenTelemetry JS Prometheus exporter. The metrics endpoint (default 0.0.0.0:9464) has no error handling around UR
- 8.1 High severity
opentelemetry-collector-contrib: Observable Timing Discrepancy
azureauthextension is the Azure Authenticator Extension. From 0.124.0 to 0.150.0, a server-side authentication bypass in azureauthextension allows any party who holds a single valid Azure access token for any scope the collector's configured identity can mint
- 7.8 High severity
opentelemetry-dotnet: Creation of Temporary File in Directory with Insecure Permissions
OpenTelemetry.Exporter.OpenTelemetryProtocol is the OTLP (OpenTelemetry Protocol) exporter implementation. From 1.8.0 to 1.15.2, the OTLP disk retry feature in OpenTelemetry.Exporter.OpenTelemetryProtocol silently fell back to Path.GetTempPath() when OTEL_DOTN
- 7.5 High severity
opentelemetry-dotnet-contrib: Memory Allocation with Excessive Size Value
OpenTelemetry.OpAmp.Client is the OpAMP client for OpenTelemetry .NET. Prior to 0.2.0-alpha.1, when receiving responses from the OpAMP server over HTTP, the OpAMP client allocates an unbounded buffer to read all bytes from the server, with no upper-bound on th
- 8.4 High severity
opentelemetry-ebpf-instrumentation: Improper Limitation of a Pathname to a Restricted Directory
OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. From 0.4.0 to before 0.8.0, a flaw in the Java agent injection path allows a local attacker controlling a Java workload to overwrite arbitrary host files when
- 7.0 High severity
opentelemetry-go: Untrusted Search Path
OpenTelemetry-Go is the Go implementation of OpenTelemetry. From 1.15.0 to 1.42.0, the fix for CVE-2026-24051 changed the Darwin ioreg command to use an absolute path but left the BSD kenv command using a bare name, allowing the same PATH hijacking attack on B
- 7.5 High severity
opentelemetry-go: Allocation of Resources Without Limits or Throttling
OpenTelemetry-Go is the Go implementation of OpenTelemetry. From 1.36.0 to 1.40.0, multi-value baggage: header extraction parses each header field-value independently and aggregates members across values. This allows an attacker to amplify cpu and allocations
- 9.8 Critical severity
opentelemetry-java-instrumentation: Deserialization of Untrusted Data
OpenTelemetry Java Instrumentation provides OpenTelemetry auto-instrumentation and instrumentation libraries for Java. In versions prior to 2.26.1, the RMI instrumentation registered a custom endpoint that deserialized incoming data without applying serializat
- 7.0 High severity
opentelemetry-go: Untrusted Search Path
OpenTelemetry-Go is the Go implementation of OpenTelemetry. The OpenTelemetry Go SDK in version v1.20.0-1.39.0 is vulnerable to Path Hijacking (Untrusted Search Paths) on macOS/Darwin systems. The resource detection code in sdk/resource/host_id.go executes the
- 7.5 High severity
opentelemetry-dotnet: Allocation of Resources Without Limits or Throttling
OpenTelemetry dotnet is a dotnet telemetry framework. A vulnerability in OpenTelemetry.Api package 1.10.0 to 1.11.1 could cause a Denial of Service (DoS) when a tracestate and traceparent header is received. Even if an application does not explicitly use trace
- 7.5 High severity
opentelemetry-collector: Improper Restriction of Operations within the Bounds of a Memory Buffer
The OpenTelemetry Collector offers a vendor-agnostic implementation on how to receive, process and export telemetry data. An unsafe decompression vulnerability allows unauthenticated attackers to crash the collector via excessive memory consumption. OTel Colle
- 7.5 High severity
opentelemetry-go-contrib: Allocation of Resources Without Limits or Throttling
OpenTelemetry-Go Contrib is a collection of third-party packages for OpenTelemetry-Go. Starting in version 0.37.0 and prior to version 0.46.0, the grpc Unary Server Interceptor out of the box adds labels `net.peer.sock.addr` and `net.peer.sock.port` that have
- 7.5 High severity
opentelemetry-go-contrib: Allocation of Resources Without Limits or Throttling
OpenTelemetry-Go Contrib is a collection of third-party packages for OpenTelemetry-Go. A handler wrapper out of the box adds labels `http.user_agent` and `http.method` that have unbound cardinality. It leads to the server's potential memory exhaustion when man
- 7.5 High severity
opentelemetry-python-contrib: Uncontrolled Resource Consumption
OpenTelemetry, also known as OTel for short, is a vendor-neutral open-source Observability framework for instrumenting, generating, collecting, and exporting telemetry data such as traces, metrics, logs. Autoinstrumentation out of the box adds the label `http_
- 7.5 High severity
opentelemetry-go-contrib: Uncontrolled Resource Consumption
opentelemetry-go-contrib is a collection of extensions for OpenTelemetry-Go. The v0.38.0 release of `go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp` uses the `httpconv.ServerRequest` function to annotate metric measurements for the `http.server.