---
id: CVE-2026-18445
title: "There is an integer overflow vulnerability resulting in an out-of-bounds write recently discovered in NI LabVIEW.\_ This may result in information disclosure or arbitrary code execution.  Successful exploitation requires an attacker to ge…"
summary: "There is an integer overflow vulnerability resulting in an out-of-bounds write recently discovered in NI LabVIEW.\_ This may result in information disclosure or arbitrary code execution.  Successful exploitation requires an attacker to ge…"
severity: medium
cvss: 6.6
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H'
cwe:
  - CWE-190
vendor: ni
product: labview
affected:
  - labview <= 2022
  - labview = 2023
  - labview = 2024
  - labview = 2025
  - labview = 2026
published: '2026-08-25'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T14:31:19.603'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-18445'
references:
  - url: >-
      https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/integer-overflow-vulnerability-resulting-in-an-out-of-bounds-write-in-ni-labview.html
    label: security@ni.com
tags:
  - nvd
epss: 0.0013
epssPercentile: 0.03029
ingestedAt: '2026-09-08T15:33:26.955Z'
---

## Overview

There is an integer overflow vulnerability resulting in an out-of-bounds write recently discovered in NI LabVIEW.  This may result in information disclosure or arbitrary code execution.  Successful exploitation requires an attacker to get a user to open a specially crafted VI file.  This vulnerability affects NI LabVIEW 2026 Q3 and prior versions.

## Affected

- `labview <= 2022`
- `labview = 2023`
- `labview = 2024`
- `labview = 2025`
- `labview = 2026`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.