CVE-2026-48140

Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream

Published Jun 19, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream
First Time appeared Ni
Ni grpc-device
Ni instrumentstudio
Weaknesses CWE-704
CPEs cpe:2.3:a:ni:grpc-device:*:*:*:*:*:*:*:*
cpe:2.3:a:ni:instrumentstudio:*:*:*:*:*:*:*:*
Vendors & Products Ni
Ni grpc-device
Ni instrumentstudio
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NI
Published
Updated
Jun 22, 2026, 4:37 PM
Reserved
May 20, 2026, 7:51 PM
Status
Analyzed
Published
Jun 19, 2026, 2:16 PM
Modified
Jun 25, 2026, 2:41 PM