CVE-2026-103243
Medium
Description
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.
SeverityMedium
CVSS5.8
Exploit probability—
ProductLightLLM
PublishedSep 30, 2026
First seenSep 30, 2026
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ModelTC LightLLM | v ≤ 1.2.0 | — |
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