Input validation error in Ingress-NGINX Controller for Kubernetes - CVE-2026-24514
Published: February 4, 2026
Vulnerability identifier: #VU122289
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-24514
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input the validating admission controller feature. A remote user can send large requests to the validating admission controller and perform a denial of service (DoS) attack.
Affected software
Ingress-NGINX Controller for Kubernetes
How to mitigate CVE-2026-24514
Install updates from vendor's website.
Ingress-NGINX Controller for Kubernetes - addressed in versions 1.13.7, 1.14.3