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Critical 9.1Published Jun 19, 2026

CVE-2026-48137Untrusted pointer dereference in NI grpc-device sideband streaming API

Updated under an hour ago ()

Does this affect you?

It affects NI grpc-device and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

There is an untrusted pointer dereference vulnerability in the NI grpc-device sideband streaming API that may allow an attacker to cause an arbitrary memory dereference, potentially resulting in remote code execution.  Successful exploitation requires an attacker  to supply a specially crafted Moniker protobuf message.  This affects NI grpc-device 2.17.0 and prior versions.

CVSS
9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-822
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
NI
NVD analysis
Analyzed
Record last updated
Jun 22, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
NI grpc-device
ni:grpc_device (from the name)
through 2.17.0
CNA record
NI InstrumentStudio
ni:instrumentstudio (from the name)
through 26.3.0
CNA record
ni instrumentstudio
ni:instrumentstudio
through 2025; 2026; 2026
NVD
ni ni_grpc_device_server
ni:ni_grpc_device_server
before 2.18.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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