CVE-2026-40210 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
OX	CNA	4.8 MEDIUM	NETWORK	HIGH	NONE	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

Base Score

CVSS 3.x

EPSS Score

Percentile: 17.7%

Early Detection

Affected products identified ahead of NVD analysis through intelligence sources.

Vendor	Product	Version	Source
powerdns	dnsdist	1.9.0 ≤ 𝑥 < 1.9.15	CNA
powerdns	dnsdist	2.0.0 ≤ 𝑥 < 2.0.7	CNA

Debian Releases

Debian Product

Codename

dnsdist

bookworm	vulnerable
bullseye	vulnerable
forky	2.1.0-2 fixed
sid	2.1.1-1 fixed
trixie	1.9.15-0+deb13u1 fixed
trixie (security)	1.9.16-0+deb13u1 fixed

Ubuntu Releases

Ubuntu Product

Codename

dnsdist

bionic	needs-triage
focal	needs-triage
jammy	needs-triage
noble	needs-triage
questing	ignored
resolute	needs-triage

Common Weakness Enumeration

CWE-126 - Buffer Over-read
The software reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

Vulnerability Media Exposure

[GERMAN] PowerDNS: Mehrere Schwachstellen
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in PowerDNS ausnutzen, um Denial-of-Service-Zustände herbeizuführen, DNS-Caches zu manipulieren, Sicherheitsprüfungen zu umgehen, vertrauliche Informationen offenzulegen, DNSSEC-Validierungen zu beeinträchtigen oder die Integrität und Verfügbarkeit der DNS-Auflösung zu beeinflussen.
Published: 2026-06-25T22:00:00+00:00

References

https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-09.html