CVE-2026-48139

HIGH 7.5

NULL pointer dereference vulnerability in NI grpc-device data moniker service

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

There is a NULL pointer dereference vulnerability in NI grpc-device in the data moniker service that may allow an attacker to cause a denial of service by triggering a crash. Successful exploitation requires an attacker to provide an unknown value to the data moniker service. This affects NI grpc-device 2.17.0 and prior versions.

CWE	CWE-476
Vendor	ni
Product	grpc-device
Published	Jun 19, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

NI / grpc-device

0 ≤ 2.17.0

NI / InstrumentStudio

0 ≤ 26.3.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

ni.com: https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html github.com: https://github.com/ni/grpc-device/security/advisories/GHSA-7vg9-5c74-289x

Credits

Sebastián Alba Vives (@Sebasteuo / 0xS4bb1)