CVE-2026-32863
Published: 07 April 2026
Summary
CVE-2026-32863 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Ni Labview. Its CVSS base score is 7.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked at the 4.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-2 (Flaw Remediation) and RA-5 (Vulnerability Monitoring and Scanning).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Requires timely identification, reporting, and remediation of flaws like the out-of-bounds read in NI LabVIEW via vendor patches from National Instruments.
Provides memory safeguards such as ASLR and DEP to mitigate exploitation of the memory corruption vulnerability for information disclosure or arbitrary code execution.
Enables scanning to identify systems running vulnerable versions of NI LabVIEW affected by CVE-2026-32863.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Memory corruption (OOB read) in LabVIEW client app enables RCE via crafted VI file opened by user, directly mapping to client-side exploitation and malicious file user execution.
NVD Description
There is a memory corruption vulnerability due to an out-of-bounds read in sentry_transaction_context_set_operation() in NI LabVIEW. This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially…
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crafted VI file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions.
Deeper analysisAI
CVE-2026-32863 is a memory corruption vulnerability caused by an out-of-bounds read in the sentry_transaction_context_set_operation() function within NI LabVIEW. This issue affects NI LabVIEW 2026 Q1 (version 26.1.0) and all prior versions, potentially enabling information disclosure or arbitrary code execution. It is classified under CWE-125 (Out-of-bounds Read) and carries a CVSS v3.1 base score of 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
The attack scenario involves a local attacker who tricks a LabVIEW user into opening a specially crafted VI file. No privileges are required on the target system, but user interaction is necessary, and the attack complexity is low. Upon successful exploitation, the attacker can achieve high-impact confidentiality, integrity, and availability effects, such as leaking sensitive memory contents or executing arbitrary code in the context of the affected application.
National Instruments has published a security advisory detailing available critical and security updates to mitigate memory corruption vulnerabilities in NI LabVIEW, including this one. Practitioners should refer to the advisory at https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/memory-corruption-vulnerabilities-in-ni-labview.html for patch information and remediation guidance.
Details
- CWE(s)