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7.5 High

CVE-2026-59892 OpenTelemetry JavaScript is the OpenTelemetry JavaScript client

Description

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 percent-encoded value that throws an uncaught URIError and terminates a Node.js process using JaegerPropagator as the active propagator. This issue is fixed in version 2.9.0.

Affected products and versions

Product Affected versions Fixed in
opentelemetry-js 2.9 earliest → < 2.9.0 2.9.0

References

Timeline

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The 3 CVEs of opentelemetry-js →
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