Critical severity · published May 29, 2026
CVE-2026-9051
Authentication Bypass Vulnerability in NI SystemLink Enterprise
9.1
CVSS
0.6%
EPSS
No
On KEV
Description
There is an authentication bypass vulnerability in the NI SystemLink Enterprise Dashboard application that may allow an unauthenticated remote attacker to bypass authentication controls leading to privilege escalation or information disclosure.  Successful exploitation requires an attacker to send a specially crafted HTTP request.  This vulnerability affects NI SystemLink Enterprise 2026-04 and prior versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SE
SystemLink Enterprise · NI
through 2026-04 · source: vendor