CVE Field Guide
About Us
CVE-2026-42000
PUBLISHED
Insufficient Validation of Names During AXFR
Assigner:
OX
Reserved:
23.04.2026
Published:
21.05.2026
Updated:
21.05.2026
Insufficient Validation of Names During AXFR
Metrics
CVSS 3.1
CVSS Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
CVSS Score:
6.8
CVSS score
6.8
Attack Vector
Network
Scope
Changed
Attack Complexity
High
Confidentiality Impact
None
Privileges Required
None
Integrity Impact
High
User Interaction
None
Availability Impact
None
CVSS 3.1
Product Status
Vendor
PowerDNS
Product
Authoritative
Versions
Default:
unaffected
affected from 4.9.0 to 4.9.15 (excl.)
affected from 5.0.0 to 5.0.5 (excl.)
Credits
ilhamaf
finder
References
https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-2026-06.html
Problem Types
Improper Neutralization of Special Elements used in a Command ('Command Injection')
CWE