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CVE-2025-64465VulnerabilityPublished Updated

CVE-2025-64465: NI LabVIEW · Out-of-bounds Read

Affects NI LabVIEWSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 25 Oct 2026, 19:02 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 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
NI LabVIEWAffected
  • =0
  • =23.1.0
  • =24.1.0
  • =25.1.0
Fixed in–

AI-suggested

To mitigate this vulnerability, organizations should implement the following specific measures: 1) Restrict the sources of VI files to trusted and verified origins, avoiding opening VI files from untrusted or unknown sources. 2) Employ application whitelisting and endpoint protection solutions capable of detecting anomalous behavior or exploitation attempts related to LabVIEW processes. 3) Educate users on the risks of opening unsolicited or suspicious VI files, emphasizing cautious handling of files received via email or external media. 4) Monitor system and network logs for unusual activity related to LabVIEW or file parsing errors that could indicate exploitation attempts. 5) Isolate LabVIEW workstations in segmented network zones to limit lateral movement if compromise occurs. 6) Maintain regular backups of critical VI files and system configurations to enable recovery from potential compromise. 7) Stay alert for official patches or updates from NI and apply them promptly once available. 8) Consider deploying sandbox environments to open and analyze VI files safely before use in production. These targeted actions go beyond generic advice by focusing on the unique context of LabVIEW and VI file handling.

Description

There is an out of bounds read vulnerability in NI LabVIEW in lvre!DataSizeTDR() 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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