CVE-2026-119706 InternLM LMDeploy - Remote Code Execution

InternLM LMDeploy 0.9.0 through 0.18.0 contains a remote code execution caused by unsafe deserialization of pickled data in /update_weights endpoint, letting unauthenticated remote attackers execute OS commands as api_server process.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
1.03% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
30 October 2026
Updated
1 November 2026
Weakness
CWE-502

Vendor fix

Update to a version later than 0.18.0 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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