CVE-2026-42000

MEDIUM

PowerDNS Authoritative 4.9.0-4.9.14 and 5.0.0-5.0.4 - Command Injection via AXFR Name Validation

Title source: llm
STIX 2.1

Description

Insufficient Validation of Names During AXFR

References (1)

Core 1

Scores

CVSS v3 6.8
EPSS 0.0002
EPSS Percentile 4.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-77
Status published
Products (3)
powerdns/authoritative < 4.9.15
PowerDNS/Authoritative 4.9.0 - 4.9.15
PowerDNS/Authoritative 5.0.0 - 5.0.5
Published May 21, 2026
Tracked Since May 21, 2026