ZDI-26-291: NI LabVIEW LVCLASS File Parsing Memory Corruption Remote Code Execution Vulnerability

Published Apr 15, 2026
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NI LabVIEW. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-32861.

Affected Software

1 affected component
National Instruments LabVIEW

Event History

Apr 15, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-26-291?

ZDI-26-291 is considered a critical vulnerability due to its potential for remote code execution.

2

How do I fix ZDI-26-291?

The fix for ZDI-26-291 involves updating to the latest version of NI LabVIEW that addresses the vulnerability.

3

What types of attacks can exploit ZDI-26-291?

ZDI-26-291 can be exploited through memory corruption leading to remote code execution when a user interacts with a malicious file.

4

Who is affected by ZDI-26-291?

Any user with an affected installation of NI LabVIEW could be targeted by this vulnerability.

5

Is user interaction required for ZDI-26-291 exploits?

Yes, user interaction is necessary as the target must visit a malicious page to trigger the vulnerability.

Contact

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