Integer Overflow Vulnerability in NI LabVIEW Software by National Instruments
CVE-2026-18445

6.9MEDIUM

Key Information:

Vendor

Ni

Status
Labview
Vendor
CVE Published:
25 August 2026

What is CVE-2026-18445?

A newly identified integer overflow vulnerability in NI LabVIEW can result in an out-of-bounds write, potentially leading to information disclosure or arbitrary code execution. The exploitation of this vulnerability necessitates that an attacker convinces a user to open a specially crafted VI file. This issue affects NI LabVIEW versions 2026 Q3 and prior, highlighting the need for immediate attention to software security practices.

Affected Version(s)

LabVIEW 0 < 23.0.0

LabVIEW 23.1.0 < 23.3.10

LabVIEW 24.1.0 < 24.3.7

References

https://www.ni.com/en/support/security/available-critical...

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Grigory Dorodnov
TrendAI Zero Day Initiative
.