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CVE-2026-48138

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

Published: Jun 19, 2026Updated: Jun 22, 2026 Sources: CVE List NVDCWE-125
NVD MITRE
7.5CVSSHIGH
EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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 Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-125

Affected Products

grpc-deviceNI
Mixed
DevTools & CI / ide-editor
InstrumentStudioNI
Mixed
DevTools & CI / ide-editor
nicommercialUSDevTools & CIaka national instruments

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html
ni.com
https://github.com/ni/grpc-device/security/advisories/GHSA-8rjh-429j-f6gw
github.com

Timeline

Published
Jun 19, 2026
Last Updated
Jun 22, 2026

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