PT-2026-30999 · National Instruments · Ni Labview

Published 2026-04-07 · Updated 2026-04-15 · CVE-2026-32861

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NI LabVIEW versions prior to 2026 Q1 (26.1.0)

Description A memory corruption issue exists due to an out-of-bounds write when processing a corrupted LVCLASS file. This can lead to information disclosure or arbitrary code execution. An attacker needs to trick a user into opening a specifically designed .lvclass file to exploit this issue.

Recommendations Update to version 2026 Q1 (26.1.0) or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-32861

ZDI-26-291

Affected Products

Ni Labview

References · 4

• https://ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/lv-class-file-parsing-memory-corruption-vulnerability-in-ni-labview.html · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-26-291 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-32861 · Security Note
• https://twitter.com/CVEnew/status/2041711897809219959 · Twitter Post