MEDIUM 6.9 NVD
CVE-2026-123589
The DNS-over-QUIC (DoQ) server in hickory-server (hickory-dns) before 0.26.2 does not apply any timeout when reading a request message from a QUIC stream, bypas
The DNS-over-QUIC (DoQ) server in hickory-server (hickory-dns) before 0.26.2 does not apply any timeout when reading a request message from a QUIC stream, bypassing all configured timeouts. A remote unauthenticated client can open a connection and a request stream and hold it open indefinitely, consuming server resources and causing a denial of service.
References
- https://github.com/hickory-dns/hickory-dns/security/advisories/GHSA-g8wg-4mwh-fjfv
- https://www.vulncheck.com/advisories/hickory-dns-before-0.26.2-denial-of-service-via-missi
This medium severity vulnerability with a CVSS score of 6.9 was published on 2026-11-08 via NVD.
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