CVE-2026-24514
ingress-nginx Admission Controller denial of service
- Published
- Feb 3, 2026
- Updated
- Feb 18, 2026
- Assigning CNA
- kubernetes
- Evidence observed
- Aug 25, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HLow · next 30 days
- Percentile
- 40.3%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
A security issue was discovered in ingress-nginx where the validating admission controller feature is subject to a denial of service condition. By sending large requests to the validating admission controller, an attacker can cause memory consumption, which may result in the ingress-nginx controller pod being killed or the node running out of memory.
Sources
1Proof-of-concept exploit for CVE-2026-24514, a memory exhaustion denial-of-service in ingress-nginx validating admission webhook, allowing low-privileged attackers to crash controller pods via oversized AdmissionReview requests.
Responsible use
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