CVE-2026-9143

6.3 mediumEPSS 0.3%

Medium (6.3) in ni. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

6.3 medium

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

5.3 medium

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWE: CWE-681
Published: 2026-06-19
Modified: 2026-06-25
Record from: the NVD, synced 2026-10-19

Affected

ni:instrumentstudio
ni:ni_grpc_device_server

References

https://github.com/ni/grpc-device/security/advisories/GHSA-rhh6-fvjv-8m84
https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html

Check your stack JSON