CVE-2026-10723CWE-347

Incorrect acceptance of NSEC3 records

Medium · published July 22, 2026

CVSS v3.1
6.8
EPSS
0%
Percentile
18.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.8 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00272 · 18.6th percentile
Weakness
CWE-347 · Improper Verification of Cryptographic Signature
Published
2026-07-22T14:08Z
EPSS history
Timeline
  • 22 JUL 14:08Z
    Incorrect acceptance of NSEC3 records
    cvelistv5