CVE-2026-112051
Xinference through 4.0.1 Path Traversal via model_name in Custom Model Registration
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
Xinference through 4.0.1 contains a path traversal vulnerability on Windows that allows unauthenticated attackers to write and delete arbitrary .json files via backslash sequences in model_name. Attackers can register a persisted custom model through POST /v1/model_registrations/{model_type} with names like ..\..\evil to overwrite configuration or data files writable by the Xinference process.
| CWE | CWE-22 |
| Vendor | xorbitsai |
| Product | inference |
| Published | Oct 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
Low
Affected Versions
xorbitsai / inference
0 ≤ 4.0.1
References
github.com: https://github.com/xorbitsai/inference/issues/5702 github.com: https://github.com/xorbitsai/inference/commit/beddc97ac211f8414597fe8479493be0603f7c84 github.com: https://github.com/xorbitsai/inference/blob/v4.0.1/xinference/model/utils.py#L1175-L1182 github.com: https://github.com/xorbitsai/inference/blob/v4.0.1/xinference/model/cache_manager.py#L117-L134 vulncheck.com: https://www.vulncheck.com/advisories/xinference-through-4.0.1-path-traversal-via-model-name-in-custom-model-registration
Credits
George Chen