Vulnerability in Ni Grpc-Device
CVE-2026-48137
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.
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: 0.008 (54.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · 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-ww59-ghm9-mm63 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-48137?
- CVE-2026-48137 is a critical-severity vulnerability in Ni Grpc-Device, classified under Untrusted Pointer Dereference. CVSS score: 9.1/10. Published 2026-06-19.
- How severe is CVE-2026-48137?
- Critical severity. CVSS v3 base score is 9.1 out of 10.