CVE-2026-103041

LightLLM through 1.2.0 multimodal deployments expose an unauthenticated RPyC cache service with pickle deserialization enabled on all interfaces. Attackers can send crafted serialized objects to exposed cache methods to execute arbitrary code with service privileges.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/ModelTC/LightLLM
https://github.com/ModelTC/LightLLM/issues/1596
https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/embed_cache/manager.py#L29-L31
https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/embed_cache/manager.py#L66
https://www.vulncheck.com/advisories/lightllm-through-1.2.0-unauthenticated-remote-code-execution-via-embed-cache-rpyc-service
https://github.com/ModelTC/LightLLM/issues/1596

Configurations

No configuration.

History

30 Sep 2026, 14:17

Type	Values Removed	Values Added
References	~~() https://github.com/ModelTC/LightLLM/issues/1596 -~~	() https://github.com/ModelTC/LightLLM/issues/1596 -

29 Sep 2026, 23:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-29 23:17

Updated : 2026-09-30 14:17

NVD link : CVE-2026-103041

Mitre link : CVE-2026-103041

CVE.ORG link : CVE-2026-103041

JSON object : View

Products Affected

No product.

CWE

CWE-502

Deserialization of Untrusted Data

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