Information disclosure via CORS misconfiguration_CVE-2026-0397

3.1 / 10

LOW

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

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.

Basic Information

ID CVE-2026-0397

Source OX

Published Mar 31, 2026 at 11:53

Modified Mar 31, 2026 at 13:20

Affected Product

Vendor PowerDNS

Product DNSdist

Version 1.9.0

Affected Versions PowerDNS DNSdist 1.9.0
PowerDNS DNSdist 2.0.0

CWE Classification

CWE-942

References

www.dnsdist.org /security-advisories/powerdns-advisory-for-dnsdist-2026-02.html

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