CVE-2026-33257

Insufficient input validation of internal webserver

CVSS 5.3 MEDIUMEPSS 0.5%CWE-770

An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Productos afectados

PowerDNS · Authoritative PowerDNS · DNSdist PowerDNS · Recursor

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Referencias

https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-2026-05.html https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html