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CVE-2026-61739

SOCFortress CoPilot: Authentication Bypass and Missing Authorization on Velociraptor Sigma Exclusion Rules (Detection Suppression)

7.5 High

SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. Prior to 0.1.77, the Velociraptor Sigma exclusion-management endpoints in backend/app/incidents/routes/incident_alert.py omit role and tenant authorization, and POST /api/incidents/alerts/create/velo-sigma/exclusion does not validate credentials. Its return_username_for_logging dependency in backend/app/auth/utils.py calls decode_token, which returns ordinary Invalid token or Expired signature strings on failure, and the dependency passes these strings through instead of rejecting the request. A Bearer header is required, but an arbitrary invalid, expired or forged value can create a suppression rule without a valid account. The collection GET at /create/velo-sigma/exclusion lists exclusions; the read, update and delete routes under /create/velo-sigma/exclusion/{exclusion_id}, and the /velo-sigma/exclusion/{exclusion_id}/toggle route, use get_current_user without role checks, permitting any authenticated customer_user to manage every exclusion. In backend/app/incidents/services/velo_sigma.py, process_sigma_alert calls check_exclusions and drops matching enabled alerts before incident creation. A null customer_code applies a rule across all tenants. Attackers can suppress detections platform-wide through channel, title or field matching, while low-privilege accounts can enumerate detection-tuning data and modify, disable or delete legitimate exclusions. This issue is fixed in version 0.1.77.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
None

Exploit likelihood

0.37%Unchanged since Oct 31, 2026
90%50%10%1%

What each source reports

CVE List Score used 7.5

SOCFortress CoPilot: Authentication Bypass and Missing Authorization on Velociraptor Sigma Exclusion Rules (Detection Suppression)

SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. Prior to 0.1.77, the Velociraptor Sigma exclusion-management endpoints in backend/app/incidents/routes/incident_alert.py omit role and tenant authorization, and POST /api/incidents/alerts/create/velo-sigma/exclusion does not validate credentials. Its return_username_for_logging dependency in backend/app/auth/utils.py calls decode_token, which returns ordinary Invalid token or Expired signature strings on failure, and the dependency passes these strings through instead of rejecting the request. A Bearer header is required, but an arbitrary invalid, expired or forged value can create a suppression rule without a valid account. The collection GET at /create/velo-sigma/exclusion lists exclusions; the read, update and delete routes under /create/velo-sigma/exclusion/{exclusion_id}, and the /velo-sigma/exclusion/{exclusion_id}/toggle route, use get_current_user without role checks, permitting any authenticated customer_user to manage every exclusion. In backend/app/incidents/services/velo_sigma.py, process_sigma_alert calls check_exclusions and drops matching enabled alerts before incident creation. A null customer_code applies a rule across all tenants. Attackers can suppress detections platform-wide through channel, title or field matching, while low-privilege accounts can enumerate detection-tuning data and modify, disable or delete legitimate exclusions. This issue is fixed in version 0.1.77.

Record
CVE-2026-61739
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-287, CWE-862
Updated
2026-11-02
EUVDEUVD-2026-114005 7.5

SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. Prior to 0.1.77, the Velociraptor Sigma exclusion-management endpoints in backend/app/incidents/routes/incident_alert.py omit role and tenant authorization, and POST /api/incidents/alerts/create/velo-sigma/exclusion does not validate credentials. Its return_username_for_logging dependency in backend/app/auth/utils.py calls decode_token, which returns ordinary Invalid token or Expired signature strings on failure, and the dependency passes these strings through instead of rejecting the request. A Bearer header is required, but an arbitrary invalid, expired or forged value can create a suppression rule without a valid account. The collection GET at /create/velo-sigma/exclusion lists exclusions; the read, update and delete routes under /create/velo-sigma/exclusion/{exclusion_id}, and the /velo-sigma/exclusion/{exclusion_id}/toggle route, use get_current_user without role checks, permitting any authenticated customer_user to manage every exclusion. In backend/app/incidents/services/velo_sigma.py, process_sigma_alert calls check_exclusions and drops matching enabled alerts before incident creation. A null customer_code applies a rule across all tenants. Attackers can suppress detections platform-wide through channel, title or field matching, while low-privilege accounts can enumerate detection-tuning data and modify, disable or delete legitimate exclusions. This issue is fixed in version 0.1.77.

Record
EUVD-2026-114005
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
NVD 7.5

SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. Prior to 0.1.77, the Velociraptor Sigma exclusion-management endpoints in backend/app/incidents/routes/incident_alert.py omit role and tenant authorization, and POST /api/incidents/alerts/create/velo-sigma/exclusion does not validate credentials. Its return_username_for_logging dependency in backend/app/auth/utils.py calls decode_token, which returns ordinary Invalid token or Expired signature strings on failure, and the dependency passes these strings through instead of rejecting the request. A Bearer header is required, but an arbitrary invalid, expired or forged value can create a suppression rule without a valid account. The collection GET at /create/velo-sigma/exclusion lists exclusions; the read, update and delete routes under /create/velo-sigma/exclusion/{exclusion_id}, and the /velo-sigma/exclusion/{exclusion_id}/toggle route, use get_current_user without role checks, permitting any authenticated customer_user to manage every exclusion. In backend/app/incidents/services/velo_sigma.py, process_sigma_alert calls check_exclusions and drops matching enabled alerts before incident creation. A null customer_code applies a rule across all tenants. Attackers can suppress detections platform-wide through channel, title or field matching, while low-privilege accounts can enumerate detection-tuning data and modify, disable or delete legitimate exclusions. This issue is fixed in version 0.1.77.

Record
CVE-2026-61739
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-287, CWE-862
Updated
2026-11-02
OSV 7.5

SOCFortress CoPilot: Authentication Bypass and Missing Authorization on Velociraptor Sigma Exclusion Rules (Detection Suppression)

SOCFortress CoPilot focuses on providing a single pane of glass for all your security operations needs. Prior to 0.1.77, the Velociraptor Sigma exclusion-management endpoints in backend/app/incidents/routes/incident_alert.py omit role and tenant authorization, and POST /api/incidents/alerts/create/velo-sigma/exclusion does not validate credentials. Its return_username_for_logging dependency in backend/app/auth/utils.py calls decode_token, which returns ordinary Invalid token or Expired signature strings on failure, and the dependency passes these strings through instead of rejecting the request. A Bearer header is required, but an arbitrary invalid, expired or forged value can create a suppression rule without a valid account. The collection GET at /create/velo-sigma/exclusion lists exclusions; the read, update and delete routes under /create/velo-sigma/exclusion/{exclusion_id}, and the /velo-sigma/exclusion/{exclusion_id}/toggle route, use get_current_user without role checks, permitting any authenticated customer_user to manage every exclusion. In backend/app/incidents/services/velo_sigma.py, process_sigma_alert calls check_exclusions and drops matching enabled alerts before incident creation. A null customer_code applies a rule across all tenants. Attackers can suppress detections platform-wide through channel, title or field matching, while low-privilege accounts can enumerate detection-tuning data and modify, disable or delete legitimate exclusions. This issue is fixed in version 0.1.77.

Record
CVE-2026-61739
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-287, CWE-862
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-61739 is a high vulnerability (CVSS 7.5) in Socfortress Copilot, published October 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. No source names a fixed version.

References

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