CVE-2026-9143

LOW

Incorrect Conversion between Numeric Types in NI grpc-device due to missing range checks in CodeGen

Title source: cna

Description

There is an incorrect conversion between numeric types vulnerability in NI grpc-device due to missing range checks in CodeGen. This may silently discard high bits if a size value exceeded the target type's range. This affects NI grpc-device 2.17.0 and prior versions.

References (2)

Core 2

Core References

Vendor Advisory vendor-advisory

https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html

Vendor Advisory vendor-advisory

https://github.com/ni/grpc-device/security/advisories/GHSA-rhh6-fvjv-8m84

Scores

CVSS v3 3.7

EPSS 0.0018

EPSS Percentile 7.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-681

Status published

Products (5)

NI/grpc-device < 2.17.0

ni/instrumentstudio 2026 q1 (2 CPE variants)

ni/instrumentstudio < 2025

NI/InstrumentStudio < 26.3.0

ni/ni_grpc_device_server < 2.18.0

Published Jun 19, 2026

Tracked Since Jun 19, 2026