CVE-2026-47470: CWE-20 Improper Input Validation in NVIDIA TensorRT-LLM
CVE-2026-47470 is a medium severity vulnerability in NVIDIA TensorRT-LLM affecting version 0.0. It involves improper input validation (CWE-20) in the gRPC server chat API endpoint, which can be exploited locally to cause a denial of service. No confidentiality or integrity impact is reported. No patch or official remediation has been confirmed yet.
AI Analysis
Technical Summary
NVIDIA TensorRT-LLM version 0.0 contains a vulnerability classified as CWE-20 (Improper Input Validation) in its gRPC server chat API endpoint. An attacker with local access could exploit this flaw to cause a denial of service condition. The CVSS 3.1 base score is 6.2 (medium), reflecting local attack vector, low complexity, no privileges required, no user interaction, and impact limited to availability. There is no vendor advisory or patch information available at this time.
Potential Impact
Successful exploitation results in denial of service (availability impact) on the affected NVIDIA TensorRT-LLM component. There is no impact on confidentiality or integrity according to the CVSS vector. The attack requires local access to the system hosting the vulnerable service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to the system running NVIDIA TensorRT-LLM and monitor for unusual service disruptions related to the gRPC chat API endpoint.
CVE-2026-47470: CWE-20 Improper Input Validation in NVIDIA TensorRT-LLM
Description
CVE-2026-47470 is a medium severity vulnerability in NVIDIA TensorRT-LLM affecting version 0.0. It involves improper input validation (CWE-20) in the gRPC server chat API endpoint, which can be exploited locally to cause a denial of service. No confidentiality or integrity impact is reported. No patch or official remediation has been confirmed yet.
CVSS v3.1
Score 6.2medium
Affected software
pkg:github/nvidia/TensorRT-LLMRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
NVIDIA TensorRT-LLM version 0.0 contains a vulnerability classified as CWE-20 (Improper Input Validation) in its gRPC server chat API endpoint. An attacker with local access could exploit this flaw to cause a denial of service condition. The CVSS 3.1 base score is 6.2 (medium), reflecting local attack vector, low complexity, no privileges required, no user interaction, and impact limited to availability. There is no vendor advisory or patch information available at this time.
Potential Impact
Successful exploitation results in denial of service (availability impact) on the affected NVIDIA TensorRT-LLM component. There is no impact on confidentiality or integrity according to the CVSS vector. The attack requires local access to the system hosting the vulnerable service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to the system running NVIDIA TensorRT-LLM and monitor for unusual service disruptions related to the gRPC chat API endpoint.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- nvidia
- Date Reserved
- 2026-05-19T19:55:37.796Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a569d1c68715ace432809ee
Added to database: 07/14/2026, 20:33:32 UTC
Last enriched: 07/14/2026, 21:19:23 UTC
Last updated: 07/15/2026, 03:35:44 UTC
Views: 6
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