Is CVE-2026-35406 actively exploited?

CVE-2026-35406 has no public evidence of in-the-wild exploitation as of 2026-04-16.

What is the CVSS score for CVE-2026-35406?

CVE-2026-35406 has a CVSS score of 6.2 (MEDIUM severity). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2026-35406?

Patch guidance is available from containers security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-35406.

Which products are affected by CVE-2026-35406?

1 product: containers aardvark-dns.

CVE-2026-35406 - remediation guidance & executive summary

Description

Aardvark-dns is an authoritative dns server for A/AAAA container records. From 1.16.0 to 1.17.0, a truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU. This vulnerability is fixed in 1.17.1.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: local
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-400 CWE-835

Metadata

Primary Vendor: CONTAINERS
Published: 4/7/2026
Last Modified: 4/16/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2026-35406

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary