What is CVE-2026-3592?

CVE-2026-3592 is a medium-severity vulnerability in Isc Bind, classified under CWE-408. CVSS score: 5.3/10. Published 2026-05-20.

How severe is CVE-2026-3592?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Isc Bind

CVE-2026-3592

BIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack. If a victim resolver makes a query to a specially crafted zone, the resolver will consume disproportionate resources. This issue affects BIND 9 versions…

EPSS: 0.000 (7.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Isc Bind
Isc Bind 9 — versions 9.11.0, 9.18.0, 9.20.0

Weakness classification (CWE)

CWE-408

References

security-officer@isc.org (Patch, patch)
security-officer@isc.org (Patch, patch)
security-officer@isc.org (Patch, patch)
security-officer@isc.org (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-3592?: CVE-2026-3592 is a medium-severity vulnerability in Isc Bind, classified under CWE-408. CVSS score: 5.3/10. Published 2026-05-20.
How severe is CVE-2026-3592?: Medium severity. CVSS v3 base score is 5.3 out of 10.