CVE-2025-40776 – BIND Named Cache-Poisoning Vulnerability

CVE ID : CVE-2025-40776

Published : July 16, 2025, 2:15 p.m. | 20 minutes ago

Description : A `named` caching resolver that is configured to send ECS (EDNS Client Subnet) options may be vulnerable to a cache-poisoning attack.
This issue affects BIND 9 versions 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.37-S1, and 9.20.9-S1 through 9.20.10-S1.

Severity: 8.6 | HIGH

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