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VulnerabilityPublished Updated

CVE-2025-64461: NI LabVIEW · Out-of-bounds Write

Affects NI LabVIEWSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
NI LabVIEWAffected
  • 0 – 25.1.0
4 affected builds
Fixed in–

AI-suggested

  1. Apply patches or updates from NI as soon as they become available to address CVE-2025-64461.
  2. Until patches are released, restrict the opening of VI files from untrusted or unknown sources to minimize exposure.
  3. Implement strict file validation and scanning mechanisms on email gateways and file-sharing platforms to detect and block malicious VI files.
  4. Educate users about the risks of opening unsolicited or suspicious VI files and encourage verification of file origins.
  5. Employ application whitelisting to limit execution of unauthorized LabVIEW components or scripts.
  6. Use network segmentation to isolate systems running LabVIEW from less secure network zones, reducing the risk of lateral movement.
  7. Monitor system and application logs for unusual behavior indicative of exploitation attempts.
  8. Consider deploying endpoint detection and response (EDR) solutions capable of identifying memory corruption exploits.
  9. Maintain regular backups of critical LabVIEW projects and configurations to enable recovery in case of compromise.
  10. Coordinate with NI support and subscribe to security advisories for timely updates on patches and exploit developments.

Description

There is an out of bounds write vulnerability in NI LabVIEW in mgocre_SH_25_3!RevBL() when parsing a corrupted VI file. 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. This vulnerability affects NI LabVIEW 2025 Q3 (25.3) and prior versions.

References

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