PT-2026-63588 · Powerdns · Recursor

Qifan Zhang · CVE-2026-52688 · Published 2026-07-23 · Updated 2026-07-23

NVD

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

RRSIGs with too few labels can lead to bypass of DNSSEC wildcard validation

Fix

Related Identifiers

CVE-2026-52688

Affected Products

Recursor

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-52688 · Security Note
• https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-10.html · Note