What is CVE-2026-50271?

CVE-2026-50271 is a high-severity vulnerability in Datadog Dd-trace-py, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-07-17.

How severe is CVE-2026-50271?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Datadog Dd-trace-py

CVE-2026-50271

Datadog dd-trace-py is the Datadog Python APM client. Prior to 4.8.2, Datadog tracing libraries that implement W3C baggage propagation parse incoming baggage HTTP headers without enforcing DD_TRACE_BAGGAGE_MAX_ITEMS or DD_TRACE_BAGGAGE_MAX…

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Datadog Dd-trace-py — versions < 4.8.2

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-50271?: CVE-2026-50271 is a high-severity vulnerability in Datadog Dd-trace-py, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-07-17.
How severe is CVE-2026-50271?: High severity. CVSS v3 base score is 7.5 out of 10.