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6.8 Medium

CVE-2026-10723 BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated…

Description

BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses. This issue affects BIND 9 versions 9.18.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.24-S1.

Affected products and versions

Product Affected versions Fixed in
BIND 9 9.21 9.21.0 → 9.21.23 No fix stated
BIND 9 9.20 9.20.0 → 9.20.24 No fix stated
BIND 9 9.18 9.18.0 → 9.18.50 No fix stated
BIND 9 9.11 9.11.3-S1 → 9.18.50-S1 No fix stated

Other CVEs of BIND 9

The 87 CVEs of BIND 9 →
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