# CVE-2026-122160: myshell-ai AIlice HuggingFace Model Wrapper AModelCausalLM.py LoadModel_PEFT inclusion of functionality from untrusted control sphere

Status: published. Published: 2026-11-05. Updated: 2026-11-05.

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.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- myshell-ai / AIlice: 0.1 (affected); 0.2 (affected); 0.3 (affected); 0.4.0 (affected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 5.3 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P; source: CNA: VulDB

- CVSS 3.1: 6.3 (medium); CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 3.0: 6.3 (medium); CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 2.0: 7.5 (high); AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C; source: CNA: VulDB

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-829

## Exploit evidence

- exploit: https://github.com/user-attachments/files/33392335/poc.zip (CNA: VulDB)

## References

- https://vuldb.com/vuln/431160 (CNA: VulDB; vdb-entry, technical-description)

- https://vuldb.com/vuln/431160/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-122160 (CNA: VulDB; third-party-advisory)

- https://vuldb.com/submit/1028200 (CNA: VulDB; third-party-advisory)

- https://github.com/myshell-ai/AIlice/issues/77 (CNA: VulDB; issue-tracking)

- https://github.com/user-attachments/files/33392335/poc.zip (CNA: VulDB; exploit)

- https://github.com/myshell-ai/AIlice/ (CNA: VulDB; product)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-122160; retrieved 2026-11-05; source updated 2026-11-05

Revision: 050174eeb032f6b4dfb205f8c913a80dd915a382b7fe853a07fd33b0ae99868f

Canonical: https://y2.dev/cve/CVE-2026-122160

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