CVE-2026-39197

MediumCVSS 6.5

Published: 15/06/2026(UTC)Updated: 16/06/2026(UTC)Translated: 17/06/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.15%

4th percentile — higher than 4% of all known CVEs

Summary

Version v0.54.0 of Datadog, Inc Vector has an issue in the /util/http/prelude.rs endpoint that allows attackers to cause a Denial of Service (DoS) via a crafted request or payload.

Risk Assessment

A DoS attack can lead to service unavailability, impacting organizational continuity and potentially causing financial losses.

Recommendation

It is recommended to update to the latest version of Datadog, Inc Vector to mitigate this vulnerability.

Original NVD description (English source)

An issue in the /util/http/prelude.rs endpoint of Datadog, Inc Vector v0.54.0 allows attackers to cause a Denial of Service (DoS) via a crafted request or payload.