Critical severity9.6NVD Advisory· Published Jul 1, 2020· Updated Jun 17, 2026

CVE-2020-5901

Description

In NGINX Controller 3.3.0-3.4.0, undisclosed API endpoints may allow for a reflected Cross Site Scripting (XSS) attack. If the victim user is logged in as admin this could result in a complete compromise of the system.

Affected products

Nginx/NGINX Ingress Controllercpe-rescue
Nginx/Controllerllm-fuzzy
Range: 3.3.0-3.4.0

Patches

Vulnerability mechanics

References

support.f5.com/csp/article/K43520321nvdVendor Advisory

News mentions

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cvss	0.624
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000