CVE-2026-123573

CVE-2026-123573CVE-2026-123573

Description

hickory-dns from 0.20.1 before 0.26.2 contains a denial of service vulnerability in the hickory-proto SVCB and HTTPS record presentation format parser. Attackers can supply untrusted zone files where only a single or double quote replaces a service parameter value, triggering a panic that crashes the parsing process.

Scoring

CVSS 7.5 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Last modified2026-11-08
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.