CVE-2026-119658
PowerDNS-Admin through 2026.08.1 Authorization Bypass via /domain/<domain_name>/update
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-639 |
| Vendor | powerdns-admin |
| Product | powerdns-admin |
| Published | Oct 30, 2026 |
| Last Updated | Oct 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
PowerDNS-Admin / PowerDNS-Admin
0 ≤ 2026.08.1
References
github.com: https://github.com/PowerDNS-Admin/PowerDNS-Admin/issues/1940 github.com: https://github.com/PowerDNS-Admin/PowerDNS-Admin/pull/1942 github.com: https://github.com/PowerDNS-Admin/PowerDNS-Admin/blob/v2026.08.1/powerdnsadmin/routes/domain.py#L738-L766 github.com: https://github.com/PowerDNS-Admin/PowerDNS-Admin/blob/v2026.08.1/powerdnsadmin/models/domain.py#L702-L730 hackmd.io: https://hackmd.io/@hieuPenguinnn/powerdns-admin-record-update-body-domain-override-cross-zone-idor github.com: https://github.com/PowerDNS-Admin/PowerDNS-Admin vulncheck.com: https://www.vulncheck.com/advisories/powerdns-admin-through-2026.08.1-authorization-bypass-via-domain-domain-name-update
Credits
hieuPenguinnn