CVE-2026-39197

Published Jun 15, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Datadoghq
Datadoghq vector
Vendors & Products Datadoghq
Datadoghq vector
Type Values Removed Values Added
Title Denial of Service via Crafted HTTP Request in Datadog Vector v0.54.0 Endpoint
Type Values Removed Values Added
Title Denial of Service via Crafted HTTP Request in Datadog Vector v0.54.0 Endpoint
Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 16, 2026, 6:11 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Deferred
Published
Jun 15, 2026, 8:16 PM
Modified
Jun 17, 2026, 10:41 AM