CVE-2026-6948: CWE-770 Allocation of resources without limits or throttling in Rapid7 Velociraptor
CVE-2026-6948 is a resource exhaustion vulnerability in Rapid7 Velociraptor versions prior to 0. 76. 4. A compromised or rogue client can send crafted messages to the server's agent control channel, causing the server to run out of memory and crash. This vulnerability does not impact confidentiality or integrity but results in a denial of service condition. The vulnerability has a medium severity with a CVSS score of 4. 9. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
Rapid7 Velociraptor before version 0.76.4 contains a CWE-770 vulnerability where the server's agent control channel does not limit or throttle resource allocation. This allows a malicious client to exhaust server memory by sending specially crafted messages, leading to a denial of service via server crash. The vulnerability affects the availability of the Velociraptor server but does not compromise confidentiality or integrity.
Potential Impact
An attacker with high privileges on a Velociraptor client can cause the server to crash due to out-of-memory conditions, resulting in denial of service. There is no impact on confidentiality or integrity. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to Velociraptor clients to trusted users only and monitor for unusual client behavior to reduce risk.
CVE-2026-6948: CWE-770 Allocation of resources without limits or throttling in Rapid7 Velociraptor
Description
CVE-2026-6948 is a resource exhaustion vulnerability in Rapid7 Velociraptor versions prior to 0. 76. 4. A compromised or rogue client can send crafted messages to the server's agent control channel, causing the server to run out of memory and crash. This vulnerability does not impact confidentiality or integrity but results in a denial of service condition. The vulnerability has a medium severity with a CVSS score of 4. 9. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Rapid7 Velociraptor before version 0.76.4 contains a CWE-770 vulnerability where the server's agent control channel does not limit or throttle resource allocation. This allows a malicious client to exhaust server memory by sending specially crafted messages, leading to a denial of service via server crash. The vulnerability affects the availability of the Velociraptor server but does not compromise confidentiality or integrity.
Potential Impact
An attacker with high privileges on a Velociraptor client can cause the server to crash due to out-of-memory conditions, resulting in denial of service. There is no impact on confidentiality or integrity. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to Velociraptor clients to trusted users only and monitor for unusual client behavior to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- rapid7
- Date Reserved
- 2026-04-24T03:35:48.568Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f7e6bbcbff5d86107d46c5
Added to database: 5/4/2026, 12:22:19 AM
Last enriched: 5/4/2026, 12:36:26 AM
Last updated: 5/4/2026, 1:24:02 AM
Views: 3
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