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CVE-2026-4129

Improper Access Controls in NI SystemLink

CVSS 3.1 8.1 HIGHCVSS 4.0 8.6 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-4129

Published

There is an improper access control vulnerability in NI SystemLink that may allow an authenticated user with limited privileges to access host operating system files and directories that should be restricted. This vulnerability affects NI SystemLink and NI SystemLink Server versions prior to 2026 Q3.

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Affected versions, risk and source history

Related advisories and sources

Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-4129 · CVE overview and exploitation status

cve-program · CVE-2026-4129

Related changes

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 13 Nov 11:05 UTC · 270 of 275 readable · 268 fully read · documentation 469/469 current

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