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CVE-2026-16233— Out-of-Bounds Write Vulnerability in NI LabVIEW when loading VI

Quick assessment

Affected
NI LabVIEW
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 NI LabVIEW 中最近发现了一处内存破坏漏洞，可能导致信息泄露或任意代码执行。成功的攻击需要诱导用户打开一个精心构造的 VI（虚拟仪器）文件。该漏洞影响 NI LabVIEW 2026 Q3（26.3.0）及更早版本。

CVSS 7.8 · High EPSS 0.13% · P3

Affected Version Matrix 5

VendorProduct Version RangeStatus
NI LabVIEW < 23.0.0 affected
23.1.0< 23.3.10 affected
24.1.0< 24.3.7 affected
25.1.0< 25.3.5 affected
26.1.0< 26.3.1 affected
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I. Basic Information for CVE-2026-16233

Vulnerability Information
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Vulnerability Title
Out-of-Bounds Write Vulnerability in NI LabVIEW when loading VI
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NI LabVIEW 0 ~ 23.0.0 -

II. Public POCs for CVE-2026-16233

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III. Intelligence Information for CVE-2026-16233

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Vendor Pages for CVE-2026-16233 (1)

Same Patch Batch · NI · 2026-08-25 · 8 CVEs total

CVE-2026-16234 7.8 HIGH Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
CVE-2026-64202 7.8 HIGH Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
CVE-2026-64203 7.8 HIGH Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
CVE-2026-64201 7.8 HIGH Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI
CVE-2026-64204 7.8 HIGH Out-of-Bounds Write Vulnerability in NI LabVIEW when loading VI
CVE-2026-18445 6.6 MEDIUM Integer Overflow Vulnerability Resulting in an Out of Bounds Write in NI LabVIEW
CVE-2026-18444 6.6 MEDIUM Integer Conversion Vulnerability Resulting in an Out of Bounds Read in NI LabVIEW

IV. Related Vulnerabilities

Same product: LabVIEW
Same vendor: NI
Same weakness: CWE-787

V. Comments for CVE-2026-16233

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