CVE-2026-6948
Unbounded Memory Allocation in VQLResponse Result-Set Writer
CVSS Score
4.9
EPSS Score
0.0%
EPSS Percentile
0th
Velociraptor versions prior to 0.76.4 contain a resource exhaustion vulnerability in the server's agent control channel. This allows a compromised or rogue Velociraptor client to crash the server via out-of-memory (OOM) by sending crafted messages through the normal client communication channel.
| CWE | CWE-770 |
| Vendor | rapid7 |
| Product | velociraptor |
| Published | May 3, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Rapid7 / Velociraptor
0 < 0.76.4 0 < 0.75.9
References
Credits
We thank Faisal Alhumaid ([email protected]) for reporting this issue responsibly. We also thank Mika Jarvinen ([email protected]) for reporting this issue responsibly at the same time.