Medium severity6.5NVD Advisory· Published Oct 18, 2026
CVE-2026-112051
CVE-2026-112051
Description
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.
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Affected products
2Patches
Vulnerability mechanics
References
5- github.com/xorbitsai/inference/blob/v4.0.1/xinference/model/cache_manager.pynvd
- github.com/xorbitsai/inference/blob/v4.0.1/xinference/model/utils.pynvd
- github.com/xorbitsai/inference/commit/beddc97ac211f8414597fe8479493be0603f7c84nvd
- github.com/xorbitsai/inference/issues/5702nvd
- www.vulncheck.com/advisories/xinference-through-4.0.1-path-traversal-via-model-name-in-custom-model-registrationnvd
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