PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-32862 NI CVE debrief

A memory corruption vulnerability due to an out-of-bounds write in ResFileFactory::InitResourceMgr() 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 VI file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions. The vulnerability can be exploited by tricking a user into opening a specially crafted VI file.

Vendor
NI
Product
LabVIEW
CVSS
HIGH 8.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-07
Original CVE updated
2026-07-24
Advisory published
2026-04-07
Advisory updated
2026-07-24

Who should care

Users of NI LabVIEW 2026 Q1 (26.1.0) and prior versions should apply patches to prevent potential memory corruption attacks leading to information disclosure or arbitrary code execution. System administrators and security teams responsible for managing and securing NI LabVIEW installations should prioritize patching and monitor for suspicious activity.

Technical summary

The vulnerability is caused by an out-of-bounds write in ResFileFactory::InitResourceMgr() in NI LabVIEW. An attacker must trick a user into opening a specially crafted VI file to exploit this vulnerability, which could result in information disclosure or arbitrary code execution. The vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions. This vulnerability may result in information disclosure or arbitrary code execution.

Defensive priority

High

Recommended defensive actions

  • Apply patches provided by NI for LabVIEW 2026 Q1 (26.1.0) and prior versions.
  • Restrict access to VI files from untrusted sources.
  • Implement robust input validation and error handling for VI file processing.
  • Monitor systems for suspicious activity related to LabVIEW.
  • Keep LabVIEW and related software up-to-date with the latest security patches.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE record was published on 2026-04-07T20:16:24.883Z and was last modified on 2026-07-24T23:10:00.563Z. The NVD entry is currently Analyzed. This information is based on the NVD entry and the CVE record. The vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions. There is a memory corruption vulnerability due to an out-of-bounds write in ResFileFactory::InitResourceMgr() in NI LabVIEW. Successful exploitation requires an attacker to get a user to open a specially crafted VI file.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-32862 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-32862

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-32862 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-32862

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Mitigation or vendor reference

    Unverified legacy reference

    URL: https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/memory-corruption-vulnerabilities-in-ni-labview.html

    [email protected] - Vendor Advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.