CVE-2026-42001: Insufficient Validation of Autoprimary SOA Queries
Published May 21, 2026
·Updated
Insufficient Validation of Autoprimary SOA Queries
Affected Software
2 affected components
PowerDNS Authoritative>=4.1.0<4.9.15
PowerDNS Authoritative>=5.0.0<5.0.5
Event History
May 21, 2026
CVE Published
via MITRE·09:26 AM
Data Sourced
via MITRE·09:26 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-42001?
The severity of CVE-2026-42001 is classified as high with a score of 7.5.
2
How do I fix CVE-2026-42001?
To fix CVE-2026-42001, ensure you are using the latest version of PowerDNS Authoritative where the vulnerability has been addressed.
3
What type of systems are affected by CVE-2026-42001?
CVE-2026-42001 affects PowerDNS Authoritative systems due to insufficient validation of Autoprimary SOA queries.
4
What are the potential impacts of CVE-2026-42001?
The potential impact of CVE-2026-42001 includes the possibility of denial of service due to improper handling of queries.
5
When was CVE-2026-42001 published?
CVE-2026-42001 was published on May 21, 2026.