CVE-2026-103243: Modeltc Lightllm

Medium severity, CVSS 5.8. EPSS: 0.2% chance of exploitation in the next 30 days.

LightLLM through 1.2.0 fails to validate image_url and audio_url parameters in multimodal endpoints, allowing unauthenticated attackers to perform server-side request forgery. Attackers can supply arbitrary URLs to fetch internal resources, with vision model processing disclosing content or error responses revealing internal network topology.

Affected products

• Modeltc Lightllm: up to and including 1.2.0

Published 2026-09-30. Last modified 2026-10-02.