Medium severity4.0NVD Advisory· Published Apr 26, 2026· Updated Jun 17, 2026

CVE-2026-42254

Description

Hickory DNS hickory-recursor 0.1 through 0.25.2 allows cross-zone poisoning because cached data is not directly associated with a query that triggered a response.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Hickory DNS/hickory-recursorllm-fuzzy
Range: <=0.25.2
Hickory DNS/Hickory DNSllm-fuzzy
Range: <=0.25.2

Patches

Vulnerability mechanics

References

github.com/hickory-dns/hickory-dns/security/advisories/GHSA-83hf-93m4-rgwqnvd

News mentions

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cvss	0.260
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000