Auth bypass in Ni Grpc-Device
CVE-2026-9142
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (35.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Ni Grpc-Device — versions 0
- Ni Instrumentstudio — versions 2026, 0
- Ni Grpc Device Server
Weakness classification (CWE)
References
- www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-s… (vendor-advisory, Vendor Advisory)
- github.com/ni/grpc-device/security/advisories/GHSA-fhhw-37q8-6562 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-9142?
- CVE-2026-9142 is a critical-severity vulnerability in Ni Grpc-Device, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2026-06-19.
- How severe is CVE-2026-9142?
- Critical severity. CVSS v3 base score is 9.1 out of 10.