CVE-2025-2633: Ni Labview

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Out of bounds read vulnerability due to improper bounds checking in NI LabVIEW in lvre!UDecStrToNum 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 2025 Q1 and prior versions.

Affected products

• Ni Labview: up to and including 2021; version 2022 only; version 2023 only; version 2024 only; version 2025 only

Published 2025-07-23. Last modified 2026-06-17.