CVE-2026-42005
Insufficient input validation of internal web server
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
| Vendor | powerdns |
| Product | authoritative |
| Published | Jun 25, 2026 |
| Last Updated | Jun 25, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
PowerDNS / Authoritative
4.9.0 < 4.9.16 5.0.0 < 5.0.6 5.1.0 < 5.1.2
References
Credits
ilya rozentsvaig