Vulnerability details

CVE-2026-48138

NI InstrumentStudioNI grpc-device

Out-of-bounds read vulnerability in the NI grpc-device streaming API

CVSS 4.0
8.7High

Official description

There is an out-of-bounds read vulnerability in the NI grpc-device streaming API due to a missing bounds check that may result in a denial of service. Successful exploitation requires an attacker to supply a specially crafted write request. This affects NI grpc-device 2.17.0 and prior versions.

CVSS scores

ScoreVersionSourceVector
8.7High 4.0 CVEProject cvelistV5 (CNA) (NI) CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
7.5High 3.1 CVEProject cvelistV5 (CNA) (NI) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

VendorProductVersionsSource
NI InstrumentStudio v ≤ 26.3.0 CVEProject cvelistV5 (CNA)
NI grpc-device v ≤ 2.17.0 CVEProject cvelistV5 (CNA)

References and advisories

2
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Details

Published
2026-06-19
Last updated
2026-06-22
State
Published
Assigner (CNA)
NI

Exploit prediction (EPSS)

0.48%
Probability of exploitation in 30 days
42.2%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
None
Technical impact
Partial

Weaknesses (CWE)

  • CWE-125
    Out-of-bounds read