Datadog dd-trace-cpp vulnerabilities

Latest Datadog dd-trace-cpp CVEs

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1. CVE-2026-50277 dd-trace-cpp: Improper parsing of W3C baggage headers may lead to DoS

   Published 2026-09-17

   High·CVSS 7.5

   dd-trace-cpp is the Datadog distributed tracing library for C++. Prior to 2.1.0, dd-trace-cpp parses incoming W3C baggage headers without enforcing DD_TRACE_BAGGAGE_MAX_ITEMS or DD_TRACE_BAGGAGE_MAX_BYTES on the extraction path, even though those limits are enforced during inject...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.