EUVD-2026-24951
Integer Overflow or Wraparound (CWE-190)
2026-04-22
[email protected]
6.5
CVSS 3.1
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CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Lifecycle Timeline
2
Patch available
Apr 22, 2026 - 16:33 EUVD
Analysis Generated
Apr 22, 2026 - 15:03 vuln.today
DescriptionNVD
An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend.
AnalysisAI
PowerDNS Authoritative server allows authenticated REST API operators to inject malformed HTTPS or SVCB record data, corrupting the LMDB backend database and causing service degradation or denial of availability. The vulnerability requires high-privilege REST API access and affects deployments using LMDB as the backend storage engine, with confirmed impact on data integrity and availability.
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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Verify the source reputation and cross-reference with known databases (Exploit-DB, GitHub Security).