https://seclists.org/oss-sec/2026/q1/159: PowerDNS Security Advisory 2026-01: Crafted zones can lead to incased source usage in cursor
Published Feb 10, 2026
·Updated
Affected Software
1 affected component
PowerDNS recursor<=5.1.9, <=5.2.7, <=5.3.4
Frequently Asked Questions
1
What is the severity of PowerDNS Security Advisory 2026-01?
The severity of PowerDNS Security Advisory 2026-01 is classified as Medium.
2
How do I fix PowerDNS Security Advisory 2026-01?
You can fix PowerDNS Security Advisory 2026-01 by upgrading to PowerDNS Recursor versions 5.1.10, 5.2.8, or 5.3.5.
3
What vulnerabilities are associated with PowerDNS Security Advisory 2026-01?
PowerDNS Security Advisory 2026-01 is associated with two CVEs that address issues leading to increased resource usage.
4
What is the impact of PowerDNS Security Advisory 2026-01?
The impact of PowerDNS Security Advisory 2026-01 is that crafted zones can lead to increased resource usage in the PowerDNS Recursor.
5
When was PowerDNS Security Advisory 2026-01 published?
PowerDNS Security Advisory 2026-01 was published on February 10, 2026.