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Untrusted code inclusion in myshell-ai AIlice model loading

Priority MEDIUM 57CWE-829Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-829.

Summary

myshell-ai AIlice up to 0.4.0 contains a flaw in the LoadModel_PEFT function of the HuggingFace Model Wrapper. Manipulating the base_model_name_or_path argument lets the function include functionality from an untrusted control sphere (CWE-829). A remote attacker without privileges can trigger it, and the CVSS vector requires passive user interaction. A public exploit has been disclosed and is linked in the references.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Description from the CNA

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00312 24th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
myshell-aiAIlice0.1; 0.2; 0.3; 0.4.0—No fix listedCNA
  • AIlice Vendormyshell-ai Affected 0.1; 0.2; 0.3; 0.4.0 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:myshell-ai:ailice:*:*:*:*:*:*:*:*———
  • cpe:2.3:a:myshell-ai:ailice:*:*:*:*:*:*:*:* Versions — — ·—

Remediation

The sources list no fixed version for AIlice.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-11-05 Threatist record created from CVE-2026-122160
  2. 2026-11-05 Alias added: GHSA-6wf7-9xfh-x657
  3. 2026-11-05 CISA SSVC decision points changed
  4. 2026-11-05 Priority changed: LOW → MEDIUM
  5. 2026-11-06 Affected versions changed · Red Hat
  6. 2026-11-06 CVSS score added · Red Hat

References

Sources