CVE-2026-48137
CRITICALUntrusted pointer dereference in NI grpc-device sideband streaming API
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html
Vendor Advisory vendor-advisory
https://github.com/ni/grpc-device/security/advisories/GHSA-ww59-ghm9-mm63
Scores
CVSS v3
9.1
EPSS
0.0056
EPSS Percentile
43.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-822
Status
published
Products (5)
NI/grpc-device
< 2.17.0
ni/instrumentstudio
2026 q1 (2 CPE variants)
ni/instrumentstudio
< 2025
NI/InstrumentStudio
< 26.3.0
ni/ni_grpc_device_server
< 2.18.0
Published
Jun 19, 2026
Tracked Since
Jun 19, 2026