CVE-2026-32861

HIGHCVSS 8.5/10EPSS 0.22%

Last modified

CVE-2026-32861 is a high-severity vulnerability rated 8.5/10 on the CVSS scale. There is a memory corruption vulnerability due to an out-of-bounds write when loading a corrupted LVCLASS file in NI LabVIEW.  This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .lvclass file. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

There is a memory corruption vulnerability due to an out-of-bounds write when loading a corrupted LVCLASS file in NI LabVIEW.  This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .lvclass file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
NiLabview<= 2022—
NiLabview2023Q1
NiLabview2024—
NiLabview2025Q1
NiLabview2026Q1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-32861?
There is a memory corruption vulnerability due to an out-of-bounds write when loading a corrupted LVCLASS file in NI LabVIEW.  This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .lvclass file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions.
How severe is CVE-2026-32861?
CVE-2026-32861 has a CVSS score of 8.5/10 (HIGH severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2026-32861?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST