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CVE-2026-122224WebVirtCloud through commit bb920b0 Missing Authorization in REST API Migrate and Create Endpoints
WebVirtCloud through commit bb920b0 contains a missing authorization vulnerability that allows low-privileged authenticated users to reach MigrateViewSet and CreateInstanceViewSet because no permission_classes are declared, so Django REST Framework defaults to AllowAny. Attackers can send requests to /api/v1/migrate/ or the compute instance create endpoint to migrate or undefine other users' virtual machines and create volumes and domains on any compute host.
7.2 HIGHEPSS 0.33%Not in KEVNVD: Deferred
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 7.2 | HIGH | 4.0VulnCheck (CNA) | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N |
| 8.1 | HIGH | 3.1VulnCheck (CNA) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
Details
- CVE ID
- CVE-2026-122224
- Status
- Deferred
- Assigner (CNA)
- VulnCheck
- Published
- Nov 4, 2026
- Last modified
- 2026-11-04 21:18 UTC
- Weaknesses
- CWE-862 · Missing Authorization
Affected Products
As published by the CNA in the CVE record.
retspenwebvirtcloud1 version range
- bb920b0a7ffdf00c09e994dc2e45f05bc9ec1bb3
References
- github.com https://github.com/catborise/webvirtcloud/commit/1227674d8f5a5230e5c654267773aca4ebc5c717
- github.com https://github.com/retspen/webvirtcloud
- github.com https://github.com/retspen/webvirtcloud/blob/bb920b0a7ffdf00c09e994dc2e45f05bc9ec1bb3/instances/api/viewsets.py#L125-L162
- github.com https://github.com/retspen/webvirtcloud/blob/bb920b0a7ffdf00c09e994dc2e45f05bc9ec1bb3/instances/api/viewsets.py#L174-L183
- github.com https://github.com/retspen/webvirtcloud/issues/689
- hackmd.io https://hackmd.io/@hieuPenguinnn/webvirtcloud-api-missing-authz-migrate-create
- vulncheck.com https://www.vulncheck.com/advisories/webvirtcloud-through-commit-bb920b0-missing-authorization-in-rest-api-migrate-and-create-endpoints