CVE-2026-33596

mediumpriority · track · 26EPSS 0.002 · 6 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.17% (6th) EPSS

CVSS 6.5 · medium

Is it mine?

14 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

A client might theoretically be able to cause a mismatch between queries sent to a backend and the received responses by sending a flood of perfectly timed queries that are routed to a TCP-only or DNS over TLS backend.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.1–6.5

v3.16.5mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.13.1lowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · ENISA EU

v3.13.1lowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · security@open-xchange.comexploitability 1.6 · impact 1.4

v3.16mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-190US

affected products (14)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Fedora Linuxall versionscert_bundDEcpe:/o:fedoraproject:fedora:-
Open Source DNSdist <1.9.13all versionscert_bundDE
Open Source DNSdist <2.0.4all versionscert_bundDE
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
cPanel cPanel/WHM <137.9999.104all versionscert_bundDE
Open Source DNSdist< 1.9.13cert_bundDE
Open Source DNSdist< 2.0.4cert_bundDE
cPanel cPanel/WHM< 137.9999.104cert_bundDE
PowerDNS dnsdist1.9.0 → 1.9.13enisa_euvdEU
PowerDNS dnsdist2.0.0 → 2.0.4enisa_euvdEU
powerdns dnsdist1.9.0 → 1.9.13nvdUScpe:2.3:a:powerdns:dnsdist:*:*:*:*:*:*:*:*
powerdns dnsdist2.0.0 → 2.0.4nvdUScpe:2.3:a:powerdns:dnsdist:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1230DNSdist: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2026-04-21csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in DNSdist ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2026-04-22modified 2026-10-26

references (5)

External citations — patches, advisories, analysis.

scry

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