---
id: CVE-2026-119658
title: >-
  PowerDNS-Admin through 2026.08.1 Authorization Bypass via
  /domain/<domain_name>/update
summary: >-
  PowerDNS-Admin through 2026.08.1 contains an authorization bypass
  vulnerability that allows authenticated User-role accounts to refresh
  secondary zones they cannot access by supplying a different 'domain' field in
  the JSON body. Attacker…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: PowerDNS-Admin
product: PowerDNS-Admin
affected:
  - PowerDNS-Admin <= 2026.08.1
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-30T16:15:27.447630Z'
exploitAvailable: true
published: '2026-10-30'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T16:15:55.020Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-119658'
references:
  - url: 'https://github.com/PowerDNS-Admin/PowerDNS-Admin/issues/1940'
  - url: 'https://github.com/PowerDNS-Admin/PowerDNS-Admin/pull/1942'
  - url: >-
      https://github.com/PowerDNS-Admin/PowerDNS-Admin/blob/v2026.08.1/powerdnsadmin/routes/domain.py#L738-L766
  - url: >-
      https://github.com/PowerDNS-Admin/PowerDNS-Admin/blob/v2026.08.1/powerdnsadmin/models/domain.py#L702-L730
  - url: >-
      https://hackmd.io/@hieuPenguinnn/powerdns-admin-record-update-body-domain-override-cross-zone-idor
  - url: 'https://github.com/PowerDNS-Admin/PowerDNS-Admin'
  - url: >-
      https://www.vulncheck.com/advisories/powerdns-admin-through-2026.08.1-authorization-bypass-via-domain-domain-name-update
    label: >-
      VulnCheck Advisory: PowerDNS-Admin through 2026.08.1 Authorization Bypass
      via /domain/<domain_name>/update
tags:
  - cve.org
  - exploit-available
epss: 0.00414
epssPercentile: 0.35856
ingestedAt: '2026-11-05T16:24:31.064Z'
---

## Overview

PowerDNS-Admin through 2026.08.1 contains an authorization bypass vulnerability that allows authenticated User-role accounts to refresh secondary zones they cannot access by supplying a different 'domain' field in the JSON body. Attackers authorized for any one zone can force axfr-retrieve transfers of other users' secondary zones and infer zone existence from differing responses.

## Affected

- `PowerDNS-Admin <= 2026.08.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.