CVE-2026-18444 Integer Conversion Vulnerability Resulting in an Out of Bounds Read in NI LabVIEW
Attackers can trigger out-of-bounds reads leading to information disclosure or code execution by tricking users into opening malicious VI files in NI LabVIEW.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-18444?
CVE-2026-18444 is a medium-severity vulnerability in NI LabVIEW, published on 25 Aug 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
There is an integer conversion vulnerability resulting in an out-of-bounds read when loading images recently discovered in NI LabVIEW. This may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted VI file. This vulnerability affects NI LabVIEW 2026 Q3 and prior versions.
Weakness: CWE-195
Which versions are affected by CVE-2026-18444?
It affects 1 product.
Products include Ni Labview.
How do I fix CVE-2026-18444?
No fix has been published for CVE-2026-18444 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-18444 being exploited?
There is no known exploitation of CVE-2026-18444 in the wild and no public exploit code.
Other vulnerabilities in NI LabVIEW
- CVE-2013-5022 Path traversal in n/a
- CVE-2026-16233 Out-of-Bounds Write Vulnerability in NI LabVIEW when loading VI
- CVE-2026-16234 Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
- CVE-2026-64201 Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
- CVE-2026-64202 Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
Sources
Also known as GHSA-4x9q-2hvp-vr99.