PT-2026-52409 · Powerdns · Recursor

Mehtab Zafar · Published 2026-06-25 · Updated 2026-06-25 · CVE-2026-52690

Mitre

CVSS v3.1

5.9

Medium

Base vector

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

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail.

Fix

Related Identifiers

CVE-2026-52690

Affected Products

Recursor

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-52690 · Security Note
• https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-08.html · Note