Vulnerability · Published Aug 25, 2026 · Assigned by NI

CVE-2026-64202Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI

High 7.8

In plain English

A high-severity out-of-bounds read in LabVIEW from NI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)0.2%top 91.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

There is a memory corruption vulnerability recently discovered in NI LabVIEW that may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted VI. This vulnerability affects NI LabVIEW 2026 Q3 (26.3.0) and prior versions.

Affected products (as reported)

Vendor	Product	Versions
NI	LabVIEW	0 – before 23.0.023.1.0 – before 23.3.1024.1.0 – before 24.3.725.1.0 – before 25.3.526.1.0 – before 26.3.1

Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/memory-corruption-vulnerabilities-ni-labview.html