CVE-2026-9143

MEDIUMCVSS 5.3/10EPSS 0.18%

Last modified

CVE-2026-9143 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

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.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
NiInstrumentstudio<= 2025—
NiInstrumentstudio2026Q1
NiNi Grpc Device Server< 2.18.0—

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-9143?
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.
How severe is CVE-2026-9143?
CVE-2026-9143 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-9143?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST