CVE-2026-6948

Unbounded Memory Allocation in VQLResponse Result-Set Writer

MEDIUM
4.9
CVSS Score
Published: May 3, 2026 at 11:55 PM UTC
Updated: October 25, 2026 at 11:10 PM UTC
1 product affected across 1 vendorVelociraptor

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.75.9v < 0.76.4
Affected range stops below 0.75.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 0.76.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMrapid7
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-770

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