Description

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.

Related CPE's

a

powerdns

authoritative

2

a

powerdns

dnsdist

2

a

powerdns

recursor

3

References

https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-2026-05.html

Vendor Advisory

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html

Broken LinkVendor Advisory

https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html

Vendor Advisory

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0

Secondary
CWE-770

CVSS impact metrics

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

5.3 · Medium

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2026-04-22T10:16:51.700Z

5 months ago

Last modified

2026-06-17T10:37:12.767Z

3 months ago