Vulnerability in Myshell-Ai Ailice
CVE-2026-122160
A security vulnerability has been detected in myshell-ai AIlice up to 0.4.0. This vulnerability affects the function LoadModel_PEFT of the file ailice/core/llm/AModelCausalLM.py of the component HuggingFace Model Wrapper. The manipulation of the argument base_model_name_or_path leads to inclusion of functionality from untrusted control sphere. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Myshell-Ai Ailice — versions 0.1, 0.2, 0.3
Weakness classification (CWE)
References
- github.com/myshell-ai/AIlice/ (product)
- github.com/myshell-ai/AIlice/issues/77 (issue-tracking)
- github.com/user-attachments/files/33392335/poc.zip (exploit)
- CVE-2026-122160 | CVE Analysis and Report (third-party-advisory)
- Submit #1028200 | MyShell AIlice 0.4.0 (commit 63a22105cdf8c0d297af332010f46e4153bbc1ec) Improper Input Validation (third-party-advisory)
- VDB-431160 | myshell-ai AIlice HuggingFace Model Wrapper AModelCausalLM.py LoadModel_PEFT inclusion of functionality from untrusted control sphere (technical-description, vdb-entry)
- VDB-431160 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-122160?
- CVE-2026-122160 is a medium-severity vulnerability in Myshell-Ai Ailice, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 6.3/10. Published 2026-11-05.
- How severe is CVE-2026-122160?
- Medium severity. CVSS v3 base score is 6.3 out of 10.