CVE-2026-42254
CVSS Score
4.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-706 |
| Vendor | hickory project |
| Product | hickory dns |
| Published | Apr 26, 2026 |
| Last Updated | Apr 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
Hickory Project / Hickory DNS
0.1 < 0.26