CVE-2026-124588 huggingface finetrainers Model Index model.py resolve_component_cls code injection
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-124588?
CVE-2026-124588 is a medium-severity vulnerability in huggingface finetrainers, published on 9 Nov 2026.
Official 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.
Which versions are affected by CVE-2026-124588?
How do I fix CVE-2026-124588?
No fix has been published for CVE-2026-124588 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-124588 being exploited?
There is no known exploitation of CVE-2026-124588 in the wild and no public exploit code.
Sources
Also known as GHSA-jx9r-269r-fp82.