CVE-2026-48139: CWE-476 NULL pointer dereference in NI grpc-device
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.
AI Analysis
Technical Summary
CVE-2026-48139 is a NULL pointer dereference vulnerability (CWE-476) in the data moniker service of NI grpc-device. An attacker can trigger a denial of service by causing the service to crash through supplying a specific unknown value. The vulnerability affects NI grpc-device versions before 2.17.1. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability (denial of service). No official remediation or patch information is provided in the available data.
Potential Impact
Successful exploitation results in a denial of service condition by crashing the NI grpc-device data moniker service. There is no impact on confidentiality or integrity. The service becomes unavailable until restarted or recovered, potentially disrupting dependent applications or systems.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch or official fix is available, consider restricting access to the data moniker service to trusted sources to reduce exposure. Monitor for any vendor updates regarding patches or mitigations.
CVE-2026-48139: CWE-476 NULL pointer dereference in NI grpc-device
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.
CVSS v3.1
Score 7.5high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-48139 is a NULL pointer dereference vulnerability (CWE-476) in the data moniker service of NI grpc-device. An attacker can trigger a denial of service by causing the service to crash through supplying a specific unknown value. The vulnerability affects NI grpc-device versions before 2.17.1. The CVSS 3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability (denial of service). No official remediation or patch information is provided in the available data.
Potential Impact
Successful exploitation results in a denial of service condition by crashing the NI grpc-device data moniker service. There is no impact on confidentiality or integrity. The service becomes unavailable until restarted or recovered, potentially disrupting dependent applications or systems.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch or official fix is available, consider restricting access to the data moniker service to trusted sources to reduce exposure. Monitor for any vendor updates regarding patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NI
- Date Reserved
- 2026-05-20T19:51:56.935Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a354cc5f198dc38c15875aa
Added to database: 06/19/2026, 14:05:57 UTC
Last enriched: 06/26/2026, 15:12:20 UTC
Last updated: 08/01/2026, 07:18:00 UTC
Views: 118
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