CVE-2026-4130 Storage of Sensitive Information in Cleartext in NI SystemLink

High 8.4 Published Updated

Local attackers can read sensitive information stored in cleartext by NI SystemLink Server, requiring an upgrade to remediate.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-4130?

CVE-2026-4130 is a high-severity vulnerability in NI SystemLink, published on 10 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

There is a storage of sensitive information in cleartext vulnerability in NI SystemLink. This vulnerability may allow an attacker with local access to obtain sensitive information stored by the system in the clear.  This vulnerability affects NI SystemLink and NI SystemLink Server versions prior to 2026 Q3.

Weakness: CWE-312

Which versions are affected by CVE-2026-4130?

How do I fix CVE-2026-4130?

No fix has been published for CVE-2026-4130 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-4130 being exploited?

There is no known exploitation of CVE-2026-4130 in the wild and no public exploit code.

Sources

Also known as GHSA-5vh5-cr3g-g663.

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