CVE-2026-93657NVD

Vulnerability Summary

hickory-resolver versions before 0.26.2 fail to propagate bogus DNSSEC proof states through the Resolver::lookup() and Resolver::lookup_ip() APIs, allowing invalid records to be returned as successful results. Attackers controlling the answering zone or positioned on the network path can have forged DNS records accepted as validated, bypassing DNSSEC authentication checks.

Severity Level

HIGH(7.5)

Published Date

Sep 18, 2026

Last Modified

Sep 18, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.23%Probability

Root Weakness (CWE)

N/A

CVSS v3.1 Base Metrics

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityNone

IntegrityHigh

AvailabilityNone

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