CVE-2026-53805: Nv-Tlabs GEN3C

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

NVIDIA Spatial Intelligence Lab's (SIL) GEN3C contains an unauthenticated remote code execution vulnerability in the inference API server where the /request-inference and /seed-model endpoints deserialize raw HTTP request bodies using Python's pickle.loads() without authentication or input validation. Attackers can supply a crafted payload containing a __reduce__ gadget to the inference API port to achieve remote code execution as the inference process.

Affected products

• Nv-Tlabs GEN3C

Published 2026-06-17. Last modified 2026-07-14.