Vulnerability-Lookup

GHSA-4VVF-GM8Q-CF8P

Vulnerability from github – Published: 2026-08-25 18:31 – Updated: 2026-08-25 18:31

Details

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.

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.5 (High)


                  
                    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2026-64203"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-25T17:17:59Z",
    "severity": "HIGH"
  },
  "details": "There is a memory corruption vulnerability recently\ndiscovered in NI LabVIEW that may result in information disclosure or arbitrary\ncode execution.\u00a0 Successful exploitation requires an attacker to get a\nuser to open a specially crafted VI.\u00a0 This vulnerability affects NI\nLabVIEW 2026 Q3 (26.3.0) and prior versions.",
  "id": "GHSA-4vvf-gm8q-cf8p",
  "modified": "2026-08-25T18:31:57Z",
  "published": "2026-08-25T18:31:57Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64203"
    },
    {
      "type": "WEB",
      "url": "https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/memory-corruption-vulnerabilities-ni-labview.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-64203 (GCVE-0-2026-64203)

Vulnerability from cvelistv5 – Published: 2026-08-25 16:48 – Updated: 2026-08-26 03:56

Title

Out-of-Bounds Read Vulnerability in NI LabVIEW when loading VI

Summary

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.5 (High)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-25 00:00 UTC

CWE

CWE-125 - Out-of-bounds read

Assigner

NI mitre root

References

1 reference

URL	Tags
https://www.ni.com/en/support/security/available-…

Impacted products

1 product

Vendor	Product	Version
NI	LabVIEW	Affected: 0 , < 23.0.0 (semver) Affected: 23.1.0 , < 23.3.10 (semver) Affected: 24.1.0 , < 24.3.7 (semver) Affected: 25.1.0 , < 25.3.5 (semver) Affected: 26.1.0 , < 26.3.1 (semver) cpe:2.3:a:ni:labview:::::::: cpe:2.3:a:ni:labview:::::::: cpe:2.3:a:ni:labview:::::::: cpe:2.3:a:ni:labview:::::::: cpe:2.3:a:ni:labview::::::::

Credits

Michael Heinzl

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

GHSA-4VVF-GM8Q-CF8P

CVE-2026-64203 (GCVE-0-2026-64203)

Tags

Sightings

Nomenclature