{"schema_version":1,"title":"Hickory-Dns Hickory-Resolver vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 10 vulnerabilities in Hickory-Dns Hickory-Resolver: 7 in the last 7 days and 10 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-123606, was published on 8 November 2026. 7 vulnerabilities in the last four weeks, up 133% on the four before (3).","url":"https://junglewise.ai/threats/technologies/hickory-resolver","json_url":"https://junglewise.ai/threats/technologies/hickory-resolver.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/hickory-resolver","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":6,"all_time":10,"critical":0,"exploited":0,"last_7_days":7,"last_30_days":7,"last_90_days":10,"last_365_days":10},"latest":[{"cve":"CVE-2026-123606","cvss":7.5,"slug":"cve-2026-123606-the-hickory-dns-recursor-in-hickory-recursor-0-25-0-alpha-3","title":"hickory-dns recursor glueless-NS referral amplification","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:55.583+00:00","url":"https://junglewise.ai/threats/cve-2026-123606-the-hickory-dns-recursor-in-hickory-recursor-0-25-0-alpha-3"},{"cve":"CVE-2026-123604","cvss":7.5,"slug":"cve-2026-123604-hickory-dns-hickory-resolver-0-26-0-beta-1-before-0-26-2","title":"Hickory DNS hickory-resolver unbounded retry loop resource exhaustion","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:55.273+00:00","url":"https://junglewise.ai/threats/cve-2026-123604-hickory-dns-hickory-resolver-0-26-0-beta-1-before-0-26-2"},{"cve":"CVE-2026-123603","cvss":6.5,"slug":"cve-2026-123603-hickory-proto-and-hickory-resolver-0-26-0-before-0-26-2-hickory","title":"Hickory DNS IPv4-mapped IPv6 canonicalization bypass","severity":"medium","exploited":false,"published_at":"2026-11-08T02:16:55.117+00:00","url":"https://junglewise.ai/threats/cve-2026-123603-hickory-proto-and-hickory-resolver-0-26-0-before-0-26-2-hickory"},{"cve":"CVE-2026-123602","cvss":5.9,"slug":"cve-2026-123602-the-hickory-dns-recursor-in-all-versions-of-hickory-recursor-and","title":"Hickory DNS recursor cache poisoning via ghost domain attack","severity":"medium","exploited":false,"published_at":"2026-11-08T02:16:54.96+00:00","url":"https://junglewise.ai/threats/cve-2026-123602-the-hickory-dns-recursor-in-all-versions-of-hickory-recursor-and"},{"cve":"CVE-2026-123588","cvss":7.5,"slug":"cve-2026-123588-the-recursive-resolver-in-hickory-dns-all-versions-of-the","title":"Hickory DNS recursive resolver denial of service via cached empty connection pool","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:52.79+00:00","url":"https://junglewise.ai/threats/cve-2026-123588-the-recursive-resolver-in-hickory-dns-all-versions-of-the"},{"cve":"CVE-2026-123586","cvss":7.5,"slug":"cve-2026-123586-hickory-dns-0-25-0-alpha-3-through-0-25-2-contains-a-query","title":"Hickory DNS query amplification in recursive resolver","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:52.477+00:00","url":"https://junglewise.ai/threats/cve-2026-123586-hickory-dns-0-25-0-alpha-3-through-0-25-2-contains-a-query"},{"cve":"CVE-2026-123585","cvss":5.3,"slug":"cve-2026-123585-the-hickory-resolver-component-of-hickory-dns-0-25-0-before-0-26","title":"Hickory DNS query amplification via irrelevant CNAME records","severity":"medium","exploited":false,"published_at":"2026-11-08T02:16:52.327+00:00","url":"https://junglewise.ai/threats/cve-2026-123585-the-hickory-resolver-component-of-hickory-dns-0-25-0-before-0-26"},{"slug":"hickory-resolver-follows-irrelevant-cname-records-034cb075","title":"hickory-resolver follows irrelevant CNAME records","severity":"medium","exploited":false,"published_at":"2026-10-05T22:55:18+00:00","url":"https://junglewise.ai/threats/hickory-resolver-follows-irrelevant-cname-records-034cb075"},{"slug":"hickory-resolver-unbounded-tc-retry-loop-in-nameserverpool-try-send-05a82881","title":"hickory-resolver unbounded TC-retry loop resource exhaustion","severity":"high","exploited":false,"published_at":"2026-10-05T22:55:10+00:00","url":"https://junglewise.ai/threats/hickory-resolver-unbounded-tc-retry-loop-in-nameserverpool-try-send-05a82881"},{"cve":"CVE-2026-93657","cvss":7.5,"epss":0.004,"slug":"cve-2026-93657-hickory-resolver-dnssec-validation-bypass-in-lookup-apis","title":"hickory-resolver DNSSEC validation bypass in lookup APIs","severity":"high","exploited":false,"published_at":"2026-09-18T15:17:22.19+00:00","url":"https://junglewise.ai/threats/cve-2026-93657-hickory-resolver-dnssec-validation-bypass-in-lookup-apis"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":7},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Hickory-Dns Hickory-Proto","slug":"hickory-dns-hickory-proto","vulnerabilities":18,"url":"https://junglewise.ai/threats/technologies/hickory-dns-hickory-proto"},{"name":"Hickory-Dns Hickory-Net","slug":"hickory-dns-hickory-net","vulnerabilities":14,"url":"https://junglewise.ai/threats/technologies/hickory-dns-hickory-net"},{"name":"Hickory-Dns Hickory-Recursor","slug":"hickory-dns-hickory-recursor","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/hickory-dns-hickory-recursor"},{"name":"Hickory-Dns Hickory DNS","slug":"hickory-dns","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/hickory-dns"}],"technology":{"hub":true,"name":"Hickory-Dns Hickory-Resolver","slug":"hickory-resolver","vendor":{"hub":true,"name":"Hickory-Dns","slug":"hickory-dns","url":"https://junglewise.ai/threats/vendors/hickory-dns"},"aliases":[],"category":"library","description":"Rust library for DNS resolver functionality supporting recursive and iterative resolution.","url":"https://junglewise.ai/threats/technologies/hickory-resolver"},"most_severe":[{"cve":"CVE-2026-93657","cvss":7.5,"epss":0.004,"slug":"cve-2026-93657-hickory-resolver-dnssec-validation-bypass-in-lookup-apis","title":"hickory-resolver DNSSEC validation bypass in lookup APIs","severity":"high","exploited":false,"published_at":"2026-09-18T15:17:22.19+00:00","url":"https://junglewise.ai/threats/cve-2026-93657-hickory-resolver-dnssec-validation-bypass-in-lookup-apis"},{"cve":"CVE-2026-123606","cvss":7.5,"slug":"cve-2026-123606-the-hickory-dns-recursor-in-hickory-recursor-0-25-0-alpha-3","title":"hickory-dns recursor glueless-NS referral amplification","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:55.583+00:00","url":"https://junglewise.ai/threats/cve-2026-123606-the-hickory-dns-recursor-in-hickory-recursor-0-25-0-alpha-3"},{"cve":"CVE-2026-123604","cvss":7.5,"slug":"cve-2026-123604-hickory-dns-hickory-resolver-0-26-0-beta-1-before-0-26-2","title":"Hickory DNS hickory-resolver unbounded retry loop resource exhaustion","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:55.273+00:00","url":"https://junglewise.ai/threats/cve-2026-123604-hickory-dns-hickory-resolver-0-26-0-beta-1-before-0-26-2"},{"cve":"CVE-2026-123588","cvss":7.5,"slug":"cve-2026-123588-the-recursive-resolver-in-hickory-dns-all-versions-of-the","title":"Hickory DNS recursive resolver denial of service via cached empty connection pool","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:52.79+00:00","url":"https://junglewise.ai/threats/cve-2026-123588-the-recursive-resolver-in-hickory-dns-all-versions-of-the"},{"cve":"CVE-2026-123586","cvss":7.5,"slug":"cve-2026-123586-hickory-dns-0-25-0-alpha-3-through-0-25-2-contains-a-query","title":"Hickory DNS query amplification in recursive resolver","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:52.477+00:00","url":"https://junglewise.ai/threats/cve-2026-123586-hickory-dns-0-25-0-alpha-3-through-0-25-2-contains-a-query"},{"slug":"hickory-resolver-unbounded-tc-retry-loop-in-nameserverpool-try-send-05a82881","title":"hickory-resolver unbounded TC-retry loop resource exhaustion","severity":"high","exploited":false,"published_at":"2026-10-05T22:55:10+00:00","url":"https://junglewise.ai/threats/hickory-resolver-unbounded-tc-retry-loop-in-nameserverpool-try-send-05a82881"},{"cve":"CVE-2026-123603","cvss":6.5,"slug":"cve-2026-123603-hickory-proto-and-hickory-resolver-0-26-0-before-0-26-2-hickory","title":"Hickory DNS IPv4-mapped IPv6 canonicalization bypass","severity":"medium","exploited":false,"published_at":"2026-11-08T02:16:55.117+00:00","url":"https://junglewise.ai/threats/cve-2026-123603-hickory-proto-and-hickory-resolver-0-26-0-before-0-26-2-hickory"},{"cve":"CVE-2026-123602","cvss":5.9,"slug":"cve-2026-123602-the-hickory-dns-recursor-in-all-versions-of-hickory-recursor-and","title":"Hickory DNS recursor cache poisoning via ghost domain attack","severity":"medium","exploited":false,"published_at":"2026-11-08T02:16:54.96+00:00","url":"https://junglewise.ai/threats/cve-2026-123602-the-hickory-dns-recursor-in-all-versions-of-hickory-recursor-and"},{"cve":"CVE-2026-123585","cvss":5.3,"slug":"cve-2026-123585-the-hickory-resolver-component-of-hickory-dns-0-25-0-before-0-26","title":"Hickory DNS query amplification via irrelevant CNAME records","severity":"medium","exploited":false,"published_at":"2026-11-08T02:16:52.327+00:00","url":"https://junglewise.ai/threats/cve-2026-123585-the-hickory-resolver-component-of-hickory-dns-0-25-0-before-0-26"},{"slug":"hickory-resolver-follows-irrelevant-cname-records-034cb075","title":"hickory-resolver follows irrelevant CNAME records","severity":"medium","exploited":false,"published_at":"2026-10-05T22:55:18+00:00","url":"https://junglewise.ai/threats/hickory-resolver-follows-irrelevant-cname-records-034cb075"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}