CVE-2026-40208

LOW

CVSS v3.1: 3.7

NetworkNo privilegesNo user interactionVendor advisory ref

Source data as of:

At a glance

Severity
LOW
CVSS
3.7 v3.1 · NVD
EPSS
EPSS not provided by FIRST.org for this CVE
CISA KEV
No
Attack conditions (CVSS vector)
NetworkNo privilegesNo user interaction · Source: NVD Vector
Published
2026-06-25 · Modified: 2026-06-25
References
Jump to references (1)

CVSS / EPSS / KEV

CVSS v3.1 3.7 / 10 LOW Source: NVD
EPSS — EPSS not provided by FIRST.org for this CVE Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

An attacker might be able to delay the processing of DoH3 queries by sending DoH3 GET queries with an invalid DATA frame.

Record details

CVE ID
CVE-2026-40208
CVSS (v3.1)
3.7 (LOW)
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploitability subscore
2.2
Impact subscore
1.4
CISA KEV
No
Weakness (CWE)
CWE-705
Affected configurations (CPE)
0
Published
2026-06-25
Modified
2026-06-25
Status
Deferred

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Published the same year

CVE-2026-12485 CRITICAL CVSS 10.0 CVE-2026-12537 CRITICAL CVSS 10.0 CVE-2026-12846 CRITICAL CVSS 10.0 CVE-2026-12847 CRITICAL CVSS 10.0
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