CVE-2025-2633
highpriority · track · 0EPSS 0.002 · 8 %ileEUUSEPSS · scored 2026-10-27
Out of bounds read vulnerability due to improper bounds checking in NI LabVIEW in lvre!UDecStrToNum 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 2025 Q1 and prior versions.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
No vendor fix yet; a mitigation is available.
- MitigationLabVIEWcisa_csaf_ot
National Instruments has released the following patches for the affected products:
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.4–7.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (11)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSA-25-210-01National Instruments LabVIEW2025-07-29icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could lead to the execution of arbitrary code on affected installations of LabVIEW, which could result in invalid memory reads.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2025-2633cnnvd
- https://www.ni.com/en/support/downloads/software-products/download.labview.html#570679Patchcnnvd
- https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/out-of-bounds-read-vulnerabilities-in-ni-labview.htmlcnnvd
- https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/out-of-bounds-read-vulnerabilities-in-ni-labview.htmlenisa_euvd
- https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/out-of-bounds-read-vulnerabilities-in-ni-labview.htmlVendor Advisorynvd
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