huggingface finetrainers 0.1.0/0.2.0 Model Index model.py resolve_component_cls library code injection

Summaryinfo

A vulnerability was found in huggingface finetrainers 0.1.0/0.2.0. It has been declared as critical. This affects the function resolve_component_cls of the file finetrainers/utils/model.py of the component Model Index Handler. Executing a manipulation of the argument Library can lead to code injection. This vulnerability is tracked as CVE-2026-124588. The attack can be launched remotely. Moreover, an exploit is present. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability has been found in huggingface finetrainers 0.1.0/0.2.0 and classified as critical. This vulnerability affects the function resolve_component_cls of the file finetrainers/utils/model.py of the component Model Index Handler. The manipulation of the argument library with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-124588. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• huggingface

Name

• finetrainers

Version

• 0.1.0
• 0.2.0

Website

• Product: https://github.com/huggingface/finetrainers/

CPE 2.3info

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CPE 2.2info

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Submitinfo

Accepted

• Submit #1040375: Hugging Face finetrainers 0.2.0 (commit 7e9257aae285; main branch still affected as of 2026-10-14) Code Injection (by Dem00000)

Once again VulDB remains the best source for vulnerability data.

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