CVE-2026-103395 LightLLM - Remote Code Execution

LightLLM through 1.2.0 visual_only deployments contains an insecure deserialization caused by unauthenticated RPyC service with allow_pickle enabled in remote_infer_images method, letting attackers execute arbitrary code with service account privileges, exploit requires access to visual RPyC port.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
None known
EPSS
0.62% 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 September 2026
Updated
15 October 2026
Weakness
CWE-502

Vendor fix

Update to the latest version that disables allow_pickle or secures the RPyC service.

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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