PowerDNS Recursor Vulnerability Allowing Cache Record Removal
CVE-2025-59030

7.5HIGH

Key Information:

Vendor

Powerdns

Status
Recursor
Vendor
CVE Published:
9 December 2025

What is CVE-2025-59030?

A vulnerability in PowerDNS Recursor allows attackers to exploit a flaw by sending crafted NOTIFY queries over TCP. This exploitation can lead to unintended removal of cached DNS records, potentially disrupting service and compromising the integrity of DNS responses. It's crucial for users of affected versions to apply recommended mitigations or updates as detailed in the PowerDNS security advisory.

Affected Version(s)

Recursor 5.3.0 < 5.3.3

Recursor 5.2.0 < 5.2.7

Recursor 5.1.0 < 5.1.9

References

https://docs.powerdns.com/recursor/security-advisories/po...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-59030 : PowerDNS Recursor Vulnerability Allowing Cache Record Removal