CVE-2026-48140

7.1 highEPSS 0.4%

High (7.1) in ni. EPSS 0.4% chance of exploitation in the next 30 days.

There is an unchecked enum cast vulnerability in NI grpc-device BeginSidebandStream that may allow an attacker to trigger invalid enum states and undefined behavior, potentially resulting in a denial of service. Successful exploitation requires an attacker to supply a specially crafted message containing an out-of-range value. This affects NI grpc-device 2.17.0 and prior versions.

Severity

CVSS 4.0

7.1 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)
CWE: CWE-704
Published: 2026-06-19
Modified: 2026-06-25
Record from: the NVD, synced 2026-10-19

Affected

ni:instrumentstudio
ni:ni_grpc_device_server

References

https://github.com/ni/grpc-device/security/advisories/GHSA-prfr-q8h3-mqxv
https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/multiple-vulnerabilities-in-ni-grpc-device-server.html

Check your stack JSON