Vulnerability · Published Jun 19, 2026 · Assigned by NI
CVE-2026-9143Incorrect Conversion between Numeric Types in NI grpc-device due to missing range checks in CodeGen
Low 3.7
In plain English
A low-severity security flaw in grpc-device from NI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)3.7Low
Exploit odds (30 days)0.3%top 77.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| NI | grpc-device | 0 – through 2.17.0 |
| NI | InstrumentStudio | 0 – through 26.3.0 |
Weakness: CWE-681 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N