CVE-2026-42000
Insufficient Validation of Names During AXFR
CVSS Score
6.8
EPSS Score
0.0%
EPSS Percentile
0th
Insufficient Validation of Names During AXFR
| Vendor | powerdns |
| Product | authoritative |
| Published | May 21, 2026 |
Stay Ahead of the Next One
Get instant alerts for powerdns authoritative
Be the first to know when new medium vulnerabilities affecting powerdns authoritative are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
High
Availability
None
Affected Versions
PowerDNS / Authoritative
4.9.0 < 4.9.15 5.0.0 < 5.0.5
References
Credits
ilhamaf