CVE-2026-77798: CWE-833 Deadlock in Rapid7 Velociraptor
Velociraptor contains a deadlock condition that may be triggered by authenticated users. The issue stems from a lock management bug in the user management module.
AI Analysis
Technical Summary
Rapid7 Velociraptor contains a deadlock condition (CWE-833) in its user management module. Authenticated users may trigger this deadlock due to improper lock management, leading to application unavailability. The vulnerability affects versions >=0 and <0.77.2. The CVSS 3.1 score is 6.5 (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H), reflecting network attack vector, low attack complexity, requiring privileges, no user interaction, unchanged scope, no confidentiality or integrity impact, but high availability impact. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability can cause denial of service by deadlocking the application, impacting availability. There is no impact on confidentiality or integrity. Exploitation requires authenticated access with privileges. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict authenticated user access to trusted personnel and monitor for application hangs or unresponsiveness related to user management operations.
CVE-2026-77798: CWE-833 Deadlock in Rapid7 Velociraptor
Description
Velociraptor contains a deadlock condition that may be triggered by authenticated users. The issue stems from a lock management bug in the user management module.
CVSS v3.1
Score 6.5medium
Affected software
Rapid7
Velociraptor
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Rapid7 Velociraptor contains a deadlock condition (CWE-833) in its user management module. Authenticated users may trigger this deadlock due to improper lock management, leading to application unavailability. The vulnerability affects versions >=0 and <0.77.2. The CVSS 3.1 score is 6.5 (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H), reflecting network attack vector, low attack complexity, requiring privileges, no user interaction, unchanged scope, no confidentiality or integrity impact, but high availability impact. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability can cause denial of service by deadlocking the application, impacting availability. There is no impact on confidentiality or integrity. Exploitation requires authenticated access with privileges. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict authenticated user access to trusted personnel and monitor for application hangs or unresponsiveness related to user management operations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- rapid7
- Date Reserved
- 2026-08-21T13:21:31.511Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ab52dc3f7a7c54106660575
Added to database: 09/24/2026, 14:03:47 UTC
Last enriched: 09/24/2026, 14:18:47 UTC
Last updated: 09/24/2026, 16:59:45 UTC
Views: 9
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