CVE-2026-0397

LOW

Information disclosure via CORS misconfiguration

Title source: cna
STIX 2.1

Description

When the internal webserver is enabled (default is disabled), an attacker might be able to trick an administrator logged to the dashboard into visiting a malicious website and extract information about the running configuration from the dashboard. The root cause of the issue is a misconfiguration of the Cross-Origin Resource Sharing (CORS) policy.

Scores

CVSS v3 3.1
EPSS 0.0001
EPSS Percentile 0.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-942
Status published
Products (3)
PowerDNS/DNSdist 1.9.0 - 1.9.12
powerdns/dnsdist 1.9.0 - 1.9.12
PowerDNS/DNSdist 2.0.0 - 2.0.3
Published Mar 31, 2026
Tracked Since Mar 31, 2026