CVE-2026-59892 OpenTelemetry JavaScript: Denial of service in `JaegerPropagator` via unhandled exception on a malformed header

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 unauthenticated remote attacker to send a malformed...

PT-2026-56504

Name of the Vulnerable Software and Affected Versions @opentelemetry/propagator-jaeger versions prior to 2.9.0 Description The @opentelemetry/propagator-jaeger component decodes incoming uber-trace-id and uberctx- HTTP header values using the decodeURIComponent function without proper error...

CVE-2026-54285 opentelemetry-js: Unbounded memory allocation in W3C Baggage propagation

opentelemetry-js is the OpenTelemetry JavaScript Client. Prior to 2.8.0, W3CBaggagePropagator.extract in @opentelemetry/core does not enforce size limits when parsing inbound baggage HTTP headers. The W3C Baggage specification recommends a maximum of 8,192 bytes and 180 entries; these limits were...

CVE-2026-54285

opentelemetry-js is the OpenTelemetry JavaScript Client. Prior to 2.8.0, W3CBaggagePropagator.extract in @opentelemetry/core does not enforce size limits when parsing inbound baggage HTTP headers. The W3C Baggage specification recommends a maximum of 8,192 bytes and 180 entries; these limits were...

CVE-2026-44902

A flaw was found in opentelemetry-js, specifically within the OpenTelemetry JavaScript JS Prometheus exporter. A remote attacker could exploit this vulnerability by sending a single malformed HTTP request to the metrics endpoint. This lack of proper error handling during URL parsing can cause an...

CVE-2026-44902

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 URL parsing, so a request with an invalid...

CVE-2026-44902 opentelemetry-js: Prometheus exporter process crash via malformed HTTP request

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 URL parsing, so a request with an invalid...

EUVD-2026-32538

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 URL parsing, so a request with an invalid...

CVE-2026-44902

Summary: CVE-2026-44902 affects the OpenTelemetry JS client, specifically the Prometheus exporter in opentelemetry-js prior to 0.217.0. A single malformed HTTP request to the default metrics endpoint (0.0.0.0:9464) has no URL parsing error handling, causing an uncaught TypeError that crashes the ...

opentelemetry-js 安全漏洞

opentelemetry-js is an open-source framework from OpenTelemetry - CNCF, designed for collecting traces, metrics, and logs from applications. Versions of opentelemetry-js prior to 0.217.0 contained a security vulnerability. This vulnerability stemmed from improper error handling in the URL parsing...