CVE-2026-0397

EUVD-2026-17363
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.1 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 5.71%
Affected Products (NVD)
VendorProductVersion
powerdnsdnsdist
1.9.0 ≤
𝑥
< 1.9.12
powerdnsdnsdist
2.0.0 ≤
𝑥
< 2.0.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
dnsdist
bookworm
vulnerable
bullseye
vulnerable
forky
2.1.1-1
fixed
sid
2.1.1-1
fixed
trixie
1.9.15-0+deb13u1
fixed
trixie (security)
1.9.16-0+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dnsdist
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
xenial
ignored
Common Weakness Enumeration
References
https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-02.html