CVE-2026-9051: Authentication Bypass Vulnerability in NI SystemLink Enterprise
Vulnerability summary
CVE-2026-9051 is a critical (CVSS 9.3) vulnerability in ni systemlink enterprise. EPSS estimates a 0.78% chance of exploitation in the next 30 days, higher than 55.4% of scored vulnerabilities.
Timeline
- 29-05-2026PublishedVulnerability first disclosed.
- 29-05-2026Last modifiedVulnerability information updated.
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 metrics
4 scores · 2 sources · 2 versions- NVDNIST9.3CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVDNIST9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS trend
Probability
0.78%
Chance of exploitation in the next 30 days
Percentile
55%
Versus all other CVEs
30-day change
Increase +0.16 pp
From 0.62% on 22-09-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ni1 product
- systemlink enterprise≤ 2026-04
1 vendor · 1 product