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CVE-2026-9142

Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not present

CRITICAL
9.1
CVSS Score
Published: June 19, 2026 at 01:41 PM UTC
Updated: June 27, 2026 at 11:41 AM UTC
2 products affected across 1 vendorInstrumentStudioNi Grpc Device Server

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Severity
CRITICAL9.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

There is an insecure default credentials vulnerability in NI grpc-device when TLS configuration is not present and the server is bound beyond loopback.  This may allow an unauthenticated user access to the server on the local network.  This affects NI grpc-device 2.17.0 and prior versions.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

InstrumentStudio· Ni
95%
v ≤ 2025v ≤ 26.3.02026 q12026 q2
Ni Grpc Device Server· Ni
95%
v ≤ 2.17.0
Affected range stops below 2.18.0, so it looks safe — our inference, not a vendor statement

References (2)

Vendor Advisory
Source: cverecord
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
Source: cverecord
https://github.com/ni/grpc-device/security/advisories/GHSA-fhhw-37q8-6562

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.1CRITICALNI
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-306

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