NI LabVIEW up to 22.x/23.3.8/24.3.5/25.3.3/26.1.0 LVLIB File Parser out-of-bounds write

Summaryinfo

A vulnerability has been found in NI LabVIEW up to 22.x/23.3.8/24.3.5/25.3.3/26.1.0 and classified as critical. This impacts an unknown function of the component LVLIB File Parser. The manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2026-32860. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, has been found in NI LabVIEW up to 22.x/23.3.8/24.3.5/25.3.3/26.1.0. This issue affects an unknown part of the component LVLIB File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

There is a memory corruption vulnerability due to an out-of-bounds write when loading a corrupted LVLIB 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 .lvlib file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions.

The weakness was published by Rocco Calvi. The advisory is shared at ni.com. The identification of this vulnerability is CVE-2026-32860 since 03/16/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 23.0.0, 23.3.9, 24.3.6, 25.3.4 or 26.1.1 eliminates this vulnerability.

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Productinfo

Vendor

• NI

Name

• LabVIEW

Version

• 22.x
• 23.3.0
• 23.3.1
• 23.3.2
• 23.3.3
• 23.3.4
• 23.3.5
• 23.3.6
• 23.3.7
• 23.3.8
• 24.3.0
• 24.3.1
• 24.3.2
• 24.3.3
• 24.3.4
• 24.3.5
• 25.3.0
• 25.3.1
• 25.3.2
• 25.3.3
• 26.0
• 26.1.0

CPE 2.3info

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CPE 2.2info

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