CVE-2026-103041: Modeltc Lightllm

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

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.

Affected products

• Modeltc Lightllm: up to and including 1.2.0

Published 2026-09-29. Last modified 2026-09-30.