CVE Explorer
CVE-2026-10723
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"BIND 9","vendor":"ISC","versions":[{"lessThanOrEqual":"9.18.50","status":"affected","version":"9.18.0","versionType":"custom"},{"lessThanOrEqual":"9.20.24","status":"affected","version":"9.20.0","versionType":"custom"},{"lessThanOrEqual":"9.21.23","status":"affected","version":"9.21.0","versionType":"custom"},{"lessThanOrEqual":"9.18.50-S1","status":"affected","version":"9.11.3-S1","versionType":"custom"},{"lessThanOrEqual":"9.20.24-S1","status":"affected","version":"9.20.9-S1","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:849fb5f34b17dc88736a2a373a8b630f47ae9b275b057092bb741eeb25d3d62a · sha256:f2ba3597e4fd32f0… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:849fb5f34b17dc88736a2a373a8b630f47ae9b275b057092bb741eeb25d3d62a · sha256:f2ba3597e4fd32f0… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-347","description":"CWE-347 Improper Verification of Cryptographic Signature","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:849fb5f34b17dc88736a2a373a8b630f47ae9b275b057092bb741eeb25d3d62a · sha256:f2ba3597e4fd32f0… · /containers/cna/problemTypes/0/descriptions/0
Source references
3 source assertions{"tags":["patch"],"url":"https://downloads.isc.org/isc/bind9/9.20.26"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:849fb5f34b17dc88736a2a373a8b630f47ae9b275b057092bb741eeb25d3d62a · sha256:f2ba3597e4fd32f0… · /containers/cna/references/1
{"tags":["patch"],"url":"https://downloads.isc.org/isc/bind9/9.21.24"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:849fb5f34b17dc88736a2a373a8b630f47ae9b275b057092bb741eeb25d3d62a · sha256:f2ba3597e4fd32f0… · /containers/cna/references/2
{"name":"CVE-2026-10723","tags":["vendor-advisory"],"url":"https://kb.isc.org/docs/cve-2026-10723"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:849fb5f34b17dc88736a2a373a8b630f47ae9b275b057092bb741eeb25d3d62a · sha256:f2ba3597e4fd32f0… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.