CVE-2025-7849 Memory Corruption Issue in NI LabVIEW due to improper error handling
Attackers can execute arbitrary code by tricking users into opening a specially crafted VI in NI LabVIEW due to improper null pointer handling.
- 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-2025-7849?
CVE-2025-7849 is a high-severity memory corruption vulnerability in NI LabVIEW, published on 29 Jul 2025. 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
A memory corruption vulnerability due to improper error handling when a VILinkObj is null exists in NI LabVIEW that may result in 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.
Weakness: CWE-1285
Which versions are affected by CVE-2025-7849?
It affects 1 product.
Products include Ni Labview.
How do I fix CVE-2025-7849?
No fix has been published for CVE-2025-7849 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-7849 being exploited?
There is no known exploitation of CVE-2025-7849 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-qqxj-m5wg-prqx.