What is the CVSS score of CVE-2025-59023?

CVE-2025-59023 has a CVSS 3.1 base score of 8.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L. EPSS exploitation probability: 0.0%.

Which versions of Powerdns are affected by CVE-2025-59023?

CVE-2025-59023 affects PowerDNS Recursor instances, enabling attackers to poison DNS cache through crafted delegations or IP fragments, potentially redirecting user traffic to malicious sites.

How to fix or mitigate CVE-2025-59023?

Within 24 hours: Identify all PowerDNS Recursor instances in your environment and assess exposure. Within 7 days: Implement compensating controls (query rate limiting, DNS firewall rules filtering malformed packets, network segmentation isolating Recursor from untrusted networks) and monitor for suspicious DNS activity. Within 30 days: Establish vendor contact to obtain patch timeline and prepare deployment infrastructure; evaluate alternative DNS solutions if patch delays are extended.

Powerdns CVE-2025-59023

HIGH

Authentication Bypass by Capture-replay (CWE-294)

2026-02-09 security@open-xchange.com

Information Disclosure Powerdns Recursor

8.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.2 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

SUSE

HIGH

qualitative

Primary rating from NVD.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

Low

Lifecycle Timeline

Re-analysis Queued

Apr 20, 2026 - 15:22 vuln.today

cvss_changed

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Feb 09, 2026 - 15:16 nvd

HIGH 8.2

DescriptionCVE.org

Crafted delegations or IP fragments can poison cached delegations in Recursor.

AnalysisAI

Crafted delegations or IP fragments can poison cached delegations in Recursor. [CVSS 8.2 HIGH]

Technical ContextAI

Crafted delegations or IP fragments can poison cached delegations in Recursor.

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

More in Powerdns

View all

CVE-2016-5427 HIGH Act Now

7.5 Sep 21

PowerDNS (aka pdns) Authoritative Server before 3.4.10 does not properly handle a . Rated high severity (CVSS 7.5), this

CVE-2016-5426 HIGH Act Now

7.5 Sep 21

PowerDNS (aka pdns) Authoritative Server before 3.4.10 allows remote attackers to cause a denial of service (backend CPU

CVE-2019-3871 HIGH This Week POC

8.8 Mar 21

A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. Rated high severity (CVSS 8.8)

CVE-2021-36754 HIGH This Week POC

7.5 Jul 30

PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query (QTYPE

CVE-2012-1193 MEDIUM This Month POC

6.4 Feb 17

The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 overwrites cached server names and TTL values in NS records du

CVE-2020-24698 CRITICAL Act Now

9.8 Oct 02

An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-experimental-gss-tsig is used. Rated criti

CVE-2019-3807 CRITICAL Act Now

9.8 Jan 29

An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of response

CVE-2017-7557 HIGH This Week

8.8 Aug 22

dnsdist version 1.1.0 is vulnerable to a flaw in authentication mechanism for REST API potentially allowing CSRF attack.

CVE-2020-10030 HIGH This Week

8.8 May 19

An issue has been found in PowerDNS Recursor 4.1.0 up to and including 4.3.0. Rated high severity (CVSS 8.8), this vulne

CVE-2026-42000 HIGH This Week

8.6 May 21

Denial of service in PowerDNS Authoritative DNS server (versions 4.9.0-4.9.14 and 5.0.0-5.0.4) arises from insufficient

CVE-2026-24028 HIGH This Week

8.2 Mar 31

Out-of-bounds read in PowerDNS dnsdist allows unauthenticated remote attackers to trigger denial of service or potential

CVE-2020-24696 HIGH This Week

8.1 Oct 02

An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-experimental-gss-tsig is used. Rated high

Same weakness CWE-294 – Authentication Bypass by Capture-replay

View all

CVE-2017-3191 CRITICAL

9.8

CVE-2026-62911 HIGH POC

8.0

CVE-2017-6823 HIGH POC

8.8

CVE-2023-1886 CRITICAL POC

9.8

CVE-2023-1537 CRITICAL POC

9.8

CVE-2022-29334 CRITICAL POC

9.8

CVE-2021-27289 CRITICAL POC

9.1

CVE-2022-31277 HIGH POC

8.8

Same technique Information Disclosure

View all

CVE-2019-2725 CRITICAL POC

9.8

CVE-2021-34523 CRITICAL POC

9.0

CVE-2013-2251 CRITICAL POC

9.8

CVE-2017-5638 CRITICAL POC

9.8

CVE-2025-24813 CRITICAL POC

9.8

CVE-2015-1701 HIGH POC

7.8

CVE-2017-0147 HIGH POC

7.5

CVE-2014-6324 HIGH POC

8.8

Vendor StatusVendor

SUSE

Severity: High

CVE-2025-59023 vulnerability details – vuln.today

Back

Powerdns CVE-2025-59023

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

More in Powerdns

Same weakness CWE-294 – Authentication Bypass by Capture-replay

Same technique Information Disclosure

Vendor StatusVendor

SUSE

Share

External POC / Exploit Code