Resource exhaustion in N/a

CVE-2026-39197

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.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (32.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-39197: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-39197?
CVE-2026-39197 is a medium-severity vulnerability in N/a, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2026-06-15.
How severe is CVE-2026-39197?
Medium severity. CVSS v3 base score is 6.5 out of 10.