{"schema_version":1,"title":"Hickory-Dns Hickory DNS vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Hickory-Dns Hickory DNS: 4 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-123577, was published on 8 November 2026. 4 vulnerabilities in the last four weeks, up from none in the four before.","url":"https://junglewise.ai/threats/technologies/hickory-dns","json_url":"https://junglewise.ai/threats/technologies/hickory-dns.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-dns","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":4,"all_time":4,"critical":0,"exploited":0,"last_7_days":4,"last_30_days":4,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-123577","cvss":7.5,"slug":"cve-2026-123577-hickory-dns-from-0-24-0-before-0-26-2-contains-a-resource","title":"Hickory DNS resource exhaustion in DoH request buffering","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:51.05+00:00","url":"https://junglewise.ai/threats/cve-2026-123577-hickory-dns-from-0-24-0-before-0-26-2-contains-a-resource"},{"cve":"CVE-2026-123576","cvss":7.5,"slug":"cve-2026-123576-hickory-dns-0-24-0-through-0-26-1-contains-a-memory-exhaustion","title":"Hickory DNS memory exhaustion in DNS-over-QUIC","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:50.78+00:00","url":"https://junglewise.ai/threats/cve-2026-123576-hickory-dns-0-24-0-through-0-26-1-contains-a-memory-exhaustion"},{"cve":"CVE-2026-123575","cvss":7.5,"slug":"cve-2026-123575-hickory-dns-before-0-26-2-contains-a-resource-exhaustion","title":"Hickory DNS resource exhaustion in DNS-over-HTTPS server","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:50.6+00:00","url":"https://junglewise.ai/threats/cve-2026-123575-hickory-dns-before-0-26-2-contains-a-resource-exhaustion"},{"cve":"CVE-2026-123571","cvss":7.5,"slug":"cve-2026-123571-hickory-dns-from-0-26-0-before-0-26-2-contains-an-integer","title":"Hickory DNS integer underflow in TSIG RDATA decoding","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:49.99+00:00","url":"https://junglewise.ai/threats/cve-2026-123571-hickory-dns-from-0-26-0-before-0-26-2-contains-an-integer"}],"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":0},{"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":0},{"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":4},{"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-Resolver","slug":"hickory-resolver","vulnerabilities":10,"url":"https://junglewise.ai/threats/technologies/hickory-resolver"},{"name":"Hickory-Dns Hickory-Recursor","slug":"hickory-dns-hickory-recursor","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/hickory-dns-hickory-recursor"}],"technology":{"hub":true,"name":"Hickory-Dns Hickory DNS","slug":"hickory-dns","vendor":{"hub":true,"name":"Hickory-Dns","slug":"hickory-dns","url":"https://junglewise.ai/threats/vendors/hickory-dns"},"aliases":[],"category":"library","description":"DNS resolver library written in Rust supporting recursive and stub resolver functionality.","url":"https://junglewise.ai/threats/technologies/hickory-dns"},"most_severe":[{"cve":"CVE-2026-123577","cvss":7.5,"slug":"cve-2026-123577-hickory-dns-from-0-24-0-before-0-26-2-contains-a-resource","title":"Hickory DNS resource exhaustion in DoH request buffering","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:51.05+00:00","url":"https://junglewise.ai/threats/cve-2026-123577-hickory-dns-from-0-24-0-before-0-26-2-contains-a-resource"},{"cve":"CVE-2026-123576","cvss":7.5,"slug":"cve-2026-123576-hickory-dns-0-24-0-through-0-26-1-contains-a-memory-exhaustion","title":"Hickory DNS memory exhaustion in DNS-over-QUIC","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:50.78+00:00","url":"https://junglewise.ai/threats/cve-2026-123576-hickory-dns-0-24-0-through-0-26-1-contains-a-memory-exhaustion"},{"cve":"CVE-2026-123575","cvss":7.5,"slug":"cve-2026-123575-hickory-dns-before-0-26-2-contains-a-resource-exhaustion","title":"Hickory DNS resource exhaustion in DNS-over-HTTPS server","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:50.6+00:00","url":"https://junglewise.ai/threats/cve-2026-123575-hickory-dns-before-0-26-2-contains-a-resource-exhaustion"},{"cve":"CVE-2026-123571","cvss":7.5,"slug":"cve-2026-123571-hickory-dns-from-0-26-0-before-0-26-2-contains-an-integer","title":"Hickory DNS integer underflow in TSIG RDATA decoding","severity":"high","exploited":false,"published_at":"2026-11-08T02:16:49.99+00:00","url":"https://junglewise.ai/threats/cve-2026-123571-hickory-dns-from-0-26-0-before-0-26-2-contains-an-integer"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}