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CVE-2026-124588— huggingface finetrainers Model Index model.py resolve_component_cls code injection

Quick assessment

Affected
huggingface finetrainers
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Hugging Face 的 finetrainers 0.1.0 和 0.2.0 版本中发现了一个安全漏洞。受影响的组件是 Model Index Handler 中的 文件内的 函数。通过操纵 参数，攻击者可实施代码注入。该攻击可远程发起，且利用代码已公开，可能被用于实际攻击。项目方虽已通过问题报告提前获知此漏洞，但截至目前尚未作出回应。

CVSS 6.3 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-124588

Vulnerability Information
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Vulnerability Title
huggingface finetrainers Model Index model.py resolve_component_cls code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in huggingface finetrainers 0.1.0/0.2.0. The impacted element is the function resolve_component_cls of the file finetrainers/utils/model.py of the component Model Index Handler. Performing a manipulation of the argument Library results in code injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
huggingface finetrainers 0.1.0 cpe:2.3:a:huggingface:finetrainers:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-124588

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-124588

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Other References for CVE-2026-124588 (1)

Other References for CVE-2026-124588 (6)

IV. Related Vulnerabilities

Same vendor: huggingface
Same weakness: CWE-94