NI LabVIEW up to 26.1.0 VI File Parser sentry_transaction_context_set_operation out-of-bounds

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in NI LabVIEW up to 22.x/23.3.8/24.3.5/25.3.3/26.1.0. Impacted is the function sentry_transaction_context_set_operation of the component VI File Parser. This manipulation causes out-of-bounds. This vulnerability is handled as CVE-2026-32863. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in NI LabVIEW up to 22.x/23.3.8/24.3.5/25.3.3/26.1.0. It has been declared as critical. Affected by this vulnerability is the function sentry_transaction_context_set_operation of the component VI File Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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 crafted VI file. This vulnerability affects NI LabVIEW 2026 Q1 (26.1.0) and prior versions.

The weakness was released by Michael Heinzl. The advisory is shared at ni.com. This vulnerability is known as CVE-2026-32863 since 03/16/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 307060 (NI LabVIEW < 2023 Q3 Patch 9 / 2024.x < 2024 Q3 Patch 6 / 2025.x < 2025 Q3 Patch 4 / 2026.x < 2026 Q1 Patch 1 Multiple Memory Corruption Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 23.0.0, 23.3.9, 24.3.6, 25.3.4 or 26.1.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (307060). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 307060
Nessus Name: NI LabVIEW < 2023 Q3 Patch 9 / 2024.x < 2024 Q3 Patch 6 / 2025.x < 2025 Q3 Patch 4 / 2026.x < 2026 Q1 Patch 1 Multiple Memory Corruption Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: LabVIEW 23.0.0/23.3.9/24.3.6/25.3.4/26.1.1

Timelineinfo

03/16/2026 CVE reserved
04/07/2026 +21 days Advisory disclosed
04/07/2026 +0 days VulDB entry created
04/18/2026 +11 days VulDB entry last update

Sourcesinfo

Advisory: ni.com
Researcher: Michael Heinzl
Status: Confirmed

CVE: CVE-2026-32863 (🔒)
GCVE (CVE): GCVE-0-2026-32863
GCVE (VulDB): GCVE-100-355921

Entryinfo

Created: 04/07/2026 23:24
Updated: 04/18/2026 05:34
Changes: 04/07/2026 23:24 (77), 04/18/2026 05:34 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!