Arbitrary Code Execution in LMDeploy by InternLM
CVE-2026-46432

7.8HIGH

Key Information:

Vendor

Internlm

Status
Lmdeploy
Vendor
CVE Published:
9 June 2026

What is CVE-2026-46432?

LMDeploy, a toolkit designed for compressing and deploying large language models, has been found to be susceptible to arbitrary code execution vulnerabilities. This issue arises from hardcoded configurations that permit unsafe code execution through the 'trust_remote_code=True' parameter present in various HuggingFace model-loading operations. As of now, no patches are publicly available to remediate this security flaw, leaving users at significant risk when utilizing versions 0.12.3 and earlier.

Affected Version(s)

lmdeploy <= 0.12.3

References

https://github.com/InternLM/lmdeploy/security/advisories/...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.