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TI-2026-35576 Aliases CVE-2026-48139

NULL pointer dereference vulnerability in NI grpc-device data moniker service

Priority MEDIUM 44CWE-476Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-476.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00488 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
NIgrpc-deviceup to 2.17.0—No fix listedCNA
NIInstrumentStudioup to 26.3.0—No fix listedCNA
  • grpc-device VendorNI Affected up to 2.17.0 Fixed in — No fix listed CNA
  • InstrumentStudio VendorNI Affected up to 26.3.0 Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:a:ni:instrumentstudio:*:*:*:*:*:*:*:*up to 2025VulnerableNI
cpe:2.3:a:ni:instrumentstudio:2026:q1:*:*:*:*:*:*2026 q1VulnerableNI
cpe:2.3:a:ni:instrumentstudio:2026:q2:*:*:*:*:*:*2026 q2VulnerableNI
cpe:2.3:a:ni:ni_grpc_device_server:*:*:*:*:*:*:*:*before 2.18.0VulnerableNI
  • cpe:2.3:a:ni:instrumentstudio:*:*:*:*:*:*:*:* Versions up to 2025 Vulnerable ·NI
  • cpe:2.3:a:ni:instrumentstudio:2026:q1:*:*:*:*:*:* Versions 2026 q1 Vulnerable ·NI
  • cpe:2.3:a:ni:instrumentstudio:2026:q2:*:*:*:*:*:* Versions 2026 q2 Vulnerable ·NI
  • cpe:2.3:a:ni:ni_grpc_device_server:*:*:*:*:*:*:*:* Versions before 2.18.0 Vulnerable ·NI

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    NI InstrumentStudio, grpc-device — ni.com/en/support/security/available-critical-and-security-…

    6 records Highest priority Priority MEDIUM 4 MEDIUM, 2 LOW

    Other records, highest priority first

    • TI-2026-35574 Untrusted pointer dereference in NI grpc-device sideband streaming APIPriority MEDIUM 49
    • TI-2026-08038 Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not presentPriority MEDIUM 48
    • TI-2026-35575 Out-of-bounds read vulnerability in the NI grpc-device streaming APIPriority MEDIUM 44
    Show all 6 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-48139

References

Advisory 2

  • TI-2026-35574 Untrusted pointer dereference in NI grpc-device sideband streaming API CVSS 4.0CRITICAL 9.3
  • TI-2026-08038 Insecure Default Credentials vulnerability in NI grpc-device when TLS configuration is not present CVSS 4.0CRITICAL 9.3
  • TI-2026-35575 Out-of-bounds read vulnerability in the NI grpc-device streaming API CVSS 4.0HIGH 8.7
  • TI-2026-35577 Unchecked enum cast vulnerability in NI grpc-device in BeginSidebandStream CVSS 4.0HIGH 7.1
  • TI-2026-08039 Incorrect Conversion between Numeric Types in NI grpc-device due to missing range checks in CodeGen CVSS 4.0MEDIUM 6.3
  • TI-2026-35578 Memory leak in NI grpc-device BeginSidebandStream CVSS 4.0MEDIUM 6.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences