Is CVE-2026-0397 in the CISA KEV catalog?

No. CVE-2026-0397 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-0397?

CVE-2026-0397 has a CVSS v3 base score of 3.1 (LOW).

What is the EPSS score for CVE-2026-0397?

CVE-2026-0397 has an EPSS score of 0.16% (6th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-0397?

Upgrade dnsdist on debian 13 to 1.9.14-0+deb13u1 or later.

CVE & CISA-KEV Catalog

CVE-2026-0397

LOW

3.1

CVSS v3

NVD

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.

CWE-942

How to fix

Remediation Available

dnsdistDebian

Fixed in:1.9.14-0+deb13u1CVE-2026-0397

Fixed in:2.0.3-1CVE-2026-0397

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.16%probability of exploitation in 30 days

6thpercentile

Low risk: more likely to be exploited than 6% of all known CVEs.

References

Vendor Advisory1

dnsdist.org

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-14.