Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ni | Instrumentstudio | <= 2025 |
| Ni | Ni Grpc Device Server | < 2.18.0 |
Related Weaknesses (CWE)
References
- https://github.com/ni/grpc-device/security/advisories/GHSA-ww59-ghm9-mm63Vendor Advisory
- https://www.ni.com/en/support/security/available-critical-and-security-updates-fVendor Advisory
FAQ
What is CVE-2026-48137?
CVE-2026-48137 is a vulnerability with a CVSS score of 9.1 (CRITICAL). 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 remot...
How severe is CVE-2026-48137?
CVE-2026-48137 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-48137?
Check the references section above for vendor advisories and patch information. Affected products include: Ni Instrumentstudio, Ni Ni Grpc Device Server.