cvedb.io
CVE-2025-40776
HIGH · CVSS 8.6
EPSS exploitation probability: 0%
Published 2025-07-16T14:15:25.053 · Last modified 2026-06-17T09:22:07.257

Summary

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.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.