CVE-2026-64204: Out-of-Bounds Write Vulnerability in NI LabVIEW when loading VI
Published Aug 25, 2026
·Updated
There is a memory corruption vulnerability recently discovered in NI LabVIEW 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 2026 Q3 (26.3.0) and prior versions.
Affected Software
36 affected components
NI LabVIEW<=26.3.0
NI LabVIEW<=2022
NI LabVIEW=2023-q1
NI LabVIEW=2023-q3
NI LabVIEW=2023-q3_patch1
NI LabVIEW=2023-q3_patch2
NI LabVIEW=2023-q3_patch3
NI LabVIEW=2023-q3_patch4
NI LabVIEW=2023-q3_patch5
NI LabVIEW=2023-q3_patch6
NI LabVIEW=2023-q3_patch7
NI LabVIEW=2023-q3_patch8
NI LabVIEW=2023-q3_patch9
NI LabVIEW=2024
NI LabVIEW=2024-q1
NI LabVIEW=2024-q1_patch1
NI LabVIEW=2024-q3
NI LabVIEW=2024-q3_patch1
NI LabVIEW=2024-q3_patch2
NI LabVIEW=2024-q3_patch3
NI LabVIEW=2024-q3_patch4
NI LabVIEW=2024-q3_patch5
NI LabVIEW=2024-q3_patch6
NI LabVIEW=2025-q1
NI LabVIEW=2025-q1_patch1
NI LabVIEW=2025-q1_patch2
NI LabVIEW=2025-q1_patch3
NI LabVIEW=2025-q3
NI LabVIEW=2025-q3_patch1
NI LabVIEW=2025-q3_patch2
NI LabVIEW=2025-q3_patch3
NI LabVIEW=2025-q3_patch4
NI LabVIEW=2026-q1
NI LabVIEW=2026-q1_patch1
NI LabVIEW=2026-q1_patch2
NI LabVIEW=2026-q3
Event History
Aug 25, 2026
CVE Published
via MITRE·04:52 PM
Data Sourced
via MITRE·04:52 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
Who is exposed to this vulnerability?
Users running NI LabVIEW 2026 Q3 (26.3.0) or an earlier version are affected when they open a specially crafted VI.
2
What does an attacker need to exploit it?
The attacker must persuade a user to open a malicious VI. The vulnerability is locally exploitable and requires user interaction; no privileges are required.
3
What could happen if exploitation succeeds?
Successful exploitation may allow information disclosure or arbitrary code execution, with high impact to confidentiality, integrity, and availability.