CVE-2026-42254

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Source
https://cve.org/CVERecord?id=CVE-2026-42254
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42254.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-42254
Aliases
Downstream
Published
2026-04-26T02:38:41.261Z
Modified
2026-07-08T08:13:15.832629979Z
Severity
  • 4.0 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N CVSS Calculator
Summary
[none]
Details

Hickory DNS hickory-recursor 0.1 through 0.25.2 allows cross-zone poisoning because cached data is not directly associated with a query that triggered a response.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42254.json",
    "cna_assigner": "mitre",
    "cwe_ids": [
        "CWE-706"
    ]
}
References

Affected packages

Git / github.com/hickory-dns/hickory-dns

Affected ranges

Type
GIT
Repo
https://github.com/hickory-dns/hickory-dns
Events
Introduced
488961b8adc9a2e4310589a11d7cada1cd40d1fe
Fixed
6317c5a1050505e2ec377acfd5dd4fd40450e6e6
Database specific 
{
    "source": [
        "AFFECTED_FIELD",
        "DESCRIPTION"
    ],
    "extracted_events": [
        {
            "introduced": "0.1"
        },
        {
            "fixed": "0.26"
        },
        {
            "fixed": "0.25.2"
        }
    ]
}

Affected versions

0.*
0.1.0
0.10.0
0.10.1
0.10.2
0.10.3
0.10.4
0.10.5
0.11.0
0.18
0.18.0.alpha.2
0.19.5
0.2.0
0.2.1
0.3.1
0.4.0
0.5.0
0.5.1
0.5.3
0.6.0
0.7.0
0.8.0
0.8.1
0.9.0
0.9.1
0.9.2
0.9.3
c0.*
c0.12.0
cs0.*
cs0.15.0
cs0.16
cs0.16.1
r0.*
r0.10.0
r0.11
r0.11.1
r0.12_cs0.17
r0.5.0
r0.6.0
r0.7.0
r0.8.0
r0.8.1
r0.9.0
resolver.*
resolver.0.4.0
v0.*
v0.13.0
v0.14.0
v0.20.0
v0.20.0-alpha.1
v0.20.0-alpha.2
v0.20.0-alpha.3
v0.20.1
v0.21.0
v0.21.0-alpha.1
v0.21.0-alpha.2
v0.21.0-alpha.3
v0.21.0-alpha.4
v0.21.0-alpha.5
v0.21.1
v0.21.2
v0.22.0
v0.23.0
v0.23.0-alpha.1
v0.23.0-alpha.2
v0.23.0-alpha.3
v0.23.0-alpha.4
v0.23.0-alpha.5
v0.24.0
v0.25.0
v0.25.0-alpha.1
v0.25.0-alpha.2
v0.25.0-alpha.3
v0.25.0-alpha.4
v0.25.0-alpha.5
v0.25.1
v0.25.2
v0.26.0-alpha.1
v0.26.0-beta.1
v0.26.0-beta.2
v0.26.0-beta.3
v0.26.0-beta.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42254.json"