Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2026-42396
StatePUBLISHED
AssignerOX
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-21 10:16:25 UTC
Updated2026-05-26 19:19:42 UTC
DescriptionInsufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.000140000 probability, percentile 0.030090000 (date 2026-05-27)

Problem Types: CWE-94 | Improper Control of Generation of Code ('Code Injection') | CWE-94 CWE-94 Improper Control of Generation of Code ('Code Injection')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1[email protected]Secondary4.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
3.1CNACVSS4.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Powerdns Authoritative All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA PowerDNS Authoritative affected 4.9.0 4.9.15 semver Not specified
CNA PowerDNS Authoritative affected 5.0.0 5.0.5 semver Not specified

References

ReferenceSourceLinkTags
docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-... [email protected] docs.powerdns.com Broken Link
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: ilhamaf (en)

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