Out-of-bounds Read in Ni Grpc-device
CVE-2026-48138
There is an out-of-bounds read vulnerability in the NI grpc-device streaming API due to a missing bounds check that may result in a denial of service. Successful exploitation requires an attacker to supply a specially crafted write request…
Vulnerability class: Buffer Overflow
EPSS: 0.005 (39.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Ni Grpc-device — versions 0
- Ni Instrumentstudio — versions 2026, 0
- Ni Ni_grpc_device_server
Weakness classification (CWE)
References
- security@ni.com (vendor-advisory, Vendor Advisory)
- security@ni.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-48138?
- CVE-2026-48138 is a high-severity vulnerability in Ni Grpc-device, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2026-06-19.
- How severe is CVE-2026-48138?
- High severity. CVSS v3 base score is 7.5 out of 10.