Swift W3C TraceContext vulnerable to a malformed HTTP header causing a crash

Impact A denial-of-service vulnerability due to improper input validation allows a remote attacker to crash the service via a malformed HTTP header. Allows crashing the process with data coming from the network when used with, for example, an HTTP server. Most common way of using Swift W3C Trace...

Allocation of Resources Without Limits or Throttling

Overview swift-otel/swift-w3c-trace-context is a Micro-library exposing the W3C Trace-Context as a Swift struct Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to improper input validation. An attacker can cause a crash of the service b...

CVE-2026-23886 Swift W3C TraceContext has malformed HTTP header that can cause a crash

Swift W3C TraceContext is a Swift implementation of the W3C Trace Context standard, and Swift OTel is an OpenTelemetry Protocol OTLP backend for Swift Log, Swift Metrics, and Swift Distributed Tracing. Prior to Swift W3C TraceContext version 1.0.0-beta.5 and Swift OTel version 1.0.4, a...

EUVD-2026-3282

Swift W3C TraceContext is a Swift implementation of the W3C Trace Context standard, and Swift OTel is an OpenTelemetry Protocol OTLP backend for Swift Log, Swift Metrics, and Swift Distributed Tracing. Prior to Swift W3C TraceContext version 1.0.0-beta.5 and Swift OTel version 1.0.4, a...

PT-2026-3508

Name of the Vulnerable Software and Affected Versions Swift W3C TraceContext versions prior to 1.0.0-beta.5 Swift OTel versions prior to 1.0.4 Description A flaw exists in Swift W3C TraceContext and Swift OTel due to insufficient input validation. This can lead to a denial-of-service condition,...