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CVE-2026-9142— Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not present

Quick assessment

Affected
NI grpc-device
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NI grpc-device是美国NI公司的一个基于gRPC协议的服务器，它让用户能够通过网络远程调用NI硬件设备的驱动API，而不需要在本地安装NI的驱动软件或硬件。 NI grpc-device 2.17.0及之前版本存在授权问题漏洞，该漏洞源于缺少TLS配置且服务器绑定到回环地址之外时存在不安全的默认凭据，可能导致未认证用户访问本地网络上的服务器。以下版本受到影响：NI grpc-device 2.17.0版本和NI InstrumentStudio 26.3.0版本。

CVSS 9.1 · Critical EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 2

VendorProduct Version RangeStatus
NI grpc-device ≤ 2.17.0 affected
NI InstrumentStudio ≤ 26.3.0 affected
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I. Basic Information for CVE-2026-9142

Vulnerability Information
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Vulnerability Title
Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not present
Source: CVE Program / CVE List V5
Vulnerability Description
There is an insecure default credentials vulnerability in NI grpc-device when TLS configuration is not present and the server is bound beyond loopback.  This may allow an unauthenticated user access to the server on the local network.  This affects NI grpc-device 2.17.0 and prior versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
NI grpc-device 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NI grpc-device是美国NI公司的一个基于gRPC协议的服务器，它让用户能够通过网络远程调用NI硬件设备的驱动API，而不需要在本地安装NI的驱动软件或硬件。 NI grpc-device 2.17.0及之前版本存在授权问题漏洞，该漏洞源于缺少TLS配置且服务器绑定到回环地址之外时存在不安全的默认凭据，可能导致未认证用户访问本地网络上的服务器。以下版本受到影响：NI grpc-device 2.17.0版本和NI InstrumentStudio 26.3.0版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NI grpc-device 0 ~ 2.17.0 -
NI InstrumentStudio 0 ~ 26.3.0 -

II. Public POCs for CVE-2026-9142

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 9278 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-9142

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Vendor Advisories for CVE-2026-9142 (2)

Same Patch Batch · NI · 2026-06-19 · 7 CVEs total

CVE-2026-48137 9.1 CRITICAL Untrusted pointer dereference in NI grpc-device sideband streaming API
CVE-2026-48138 7.5 HIGH Out-of-bounds read vulnerability in the NI grpc-device streaming API
CVE-2026-48139 7.5 HIGH NULL pointer dereference vulnerability in NI grpc-device data moniker service
CVE-2026-48140 6.5 MEDIUM Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream
CVE-2026-48141 5.3 MEDIUM Memory leak in NI grpc-device BeginSidebandStream
CVE-2026-9143 3.7 LOW Incorrect Conversion between Numeric Types in NI grpc-device due to missing range checks i

IV. Related Vulnerabilities

Same product: grpc-device
Same vendor: NI
Same weakness: CWE-306

V. Comments for CVE-2026-9142

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