CVE-2026-103395
CRITICALCVSS 9.8Description
LightLLM through 1.2.0 visual_only deployments expose an unauthenticated RPyC service with allow_pickle enabled that deserializes attacker-supplied arguments in the remote_infer_images method. Attackers can reach the visual RPyC port and pass objects with __reduce__ methods to execute arbitrary code with service account privileges.
Timeline
Published:September 30th, 2026 3:22 PM
Last modified:September 30th, 2026 8:17 PM
CVSS Scoring
CVSS v3: 9.8 (CRITICAL)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
- https://github.com/ModelTC/LightLLM
- https://github.com/ModelTC/LightLLM/issues/1610
- https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/visualserver/objs.py#L6-L11
- https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/visualserver/visual_only_manager.py#L138-L140
- https://www.vulncheck.com/advisories/lightllm-through-1.2.0-unauthenticated-remote-code-execution-via-visual-only-rpyc-service
- https://github.com/ModelTC/LightLLM/issues/1610
Source: NIST NVD · Data may lag official sources by up to one minute