Vulnerability · Published Jun 19, 2026 · Assigned by NI
CVE-2026-48139NULL pointer dereference vulnerability in NI grpc-device data moniker service
High 7.5
In plain English
A high-severity null pointer dereference in grpc-device from NI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 57.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
There is a NULL pointer dereference vulnerability in NI grpc-device in the data moniker service that may allow an attacker to cause a denial of service by triggering a crash. Successful exploitation requires an attacker to provide an unknown value to the data moniker service. This affects NI grpc-device 2.17.0 and prior versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| NI | grpc-device | 0 – through 2.17.0 |
| NI | InstrumentStudio | 0 – through 26.3.0 |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H