CVE-2026-33609

MEDIUM

LDAP DN injection

Title source: cna
STIX 2.1

Description

Incomplete escaping of LDAP queries when running with 8bit-dns enabled allows users to perform queries of internal domain subtrees.

References (1)

Scores

CVSS v3 5.3
EPSS 0.0001
EPSS Percentile 0.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-90
Status published
Products (3)
PowerDNS/Authoritative 4.9.0 - 4.9.14
powerdns/authoritative 4.9.0 - 4.9.14
PowerDNS/Authoritative 5.0.0 - 5.0.4
Published Apr 22, 2026
Tracked Since Apr 22, 2026