CVE-2026-119658

EUVD-2026-114074
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/PowerDNS-Admin/PowerDNS-Admin
https://github.com/PowerDNS-Admin/PowerDNS-Admin/blob/v2026.08.1/powerdnsadmin/models/domain.py#L702-L730
https://github.com/PowerDNS-Admin/PowerDNS-Admin/blob/v2026.08.1/powerdnsadmin/routes/domain.py#L738-L766
https://github.com/PowerDNS-Admin/PowerDNS-Admin/issues/1940
https://github.com/PowerDNS-Admin/PowerDNS-Admin/pull/1942
https://hackmd.io/@hieuPenguinnn/powerdns-admin-record-update-body-domain-override-cross-zone-idor
https://www.vulncheck.com/advisories/powerdns-admin-through-2026.08.1-authorization-bypass-via-domain-domain-name-update
https://hackmd.io/@hieuPenguinnn/powerdns-admin-record-update-body-domain-override-cross-zone-idor