CVE-2026-32861

Name: CVE-2026-32861
Creator: NVD / NIST
Published: 2026-04-07T20:16:24.363+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.5/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2026-32861 is a high-severity vulnerability rated 8.5/10 on the CVSS scale. There is a memory corruption vulnerability due to an out-of-bounds write when loading a corrupted LVCLASS file in NI LabVIEW. This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .lvclass file. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

There is a memory corruption vulnerability due to an out-of-bounds write when loading a corrupted LVCLASS file in NI LabVIEW. This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .lvclass file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 4.0

8.5/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.22%

12.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions	Update
Ni	Labview	<= 2022	—
Ni	Labview	2023	Q1
Ni	Labview	2024	—
Ni	Labview	2025	Q1
Ni	Labview	2026	Q1

References

https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/lv-class-file-parsing-memory-corruption-vulnerability-in-ni-labview.htmlVendor Advisory

Timeline

Published: Apr 7, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-32861?

How severe is CVE-2026-32861?

CVE-2026-32861 has a CVSS score of 8.5/10 (HIGH severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2026-32861?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-32861?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST