CVE-2026-42396

Published: May 21, 2026

Modified: May 21, 2026

PUBLISHED

CVSS v3.1

4.9

MEDIUM

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

Vendor	Product	Versions
PowerDNS	Authoritative	affected `4.9.0 - < 4.9.15` affected `5.0.0 - < 5.0.5`

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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