# Kong Kubernetes Ingress Controller vulnerabilities

Source: https://junglewise.ai/threats/technologies/kubernetes-ingress-controller  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/kubernetes-ingress-controller.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Kong Kubernetes Ingress Controller: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-15228, was published on 29 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About Kong Kubernetes Ingress Controller

An ingress controller for Kubernetes that uses Kong Gateway to manage external access to services in a cluster.

## Latest Kong Kubernetes Ingress Controller vulnerabilities

- [CVE-2026-15228: Kong Kubernetes Ingress Controller denial of service via duplicate CA-certificate IDs](https://junglewise.ai/threats/cve-2026-15228-kong-kubernetes-ingress-controller-denial-of-service-via) (info, CVSS 7.1, published 29 Jul 2026)
- [Kong Ingress Controller cross-namespace TLS Secret exfiltration](https://junglewise.ai/threats/kong-ingress-controller-cross-namespace-tls-secret-exfiltration-9b867416) (medium, CVSS 5.6, published 19 May 2026)
- [Kong Ingress Controller sensitive information leak in diagnostics endpoint](https://junglewise.ai/threats/kong-ingress-controller-sensitive-information-leak-in-diagnostics-6c22a38f) (medium, CVSS 4.9, published 19 May 2026)

## Most severe Kong Kubernetes Ingress Controller vulnerabilities

- [Kong Ingress Controller cross-namespace TLS Secret exfiltration](https://junglewise.ai/threats/kong-ingress-controller-cross-namespace-tls-secret-exfiltration-9b867416) (medium, CVSS 5.6, published 19 May 2026)
- [Kong Ingress Controller sensitive information leak in diagnostics endpoint](https://junglewise.ai/threats/kong-ingress-controller-sensitive-information-leak-in-diagnostics-6c22a38f) (medium, CVSS 4.9, published 19 May 2026)
- [CVE-2026-15228: Kong Kubernetes Ingress Controller denial of service via duplicate CA-certificate IDs](https://junglewise.ai/threats/cve-2026-15228-kong-kubernetes-ingress-controller-denial-of-service-via) (info, CVSS 7.1, published 29 Jul 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Kong technologies

- [Kong Gateway Enterprise](https://junglewise.ai/threats/technologies/gateway-enterprise): 12 vulnerabilities
- [Kong AI Gateway](https://junglewise.ai/threats/technologies/kong-ai-gateway): 6 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Kong Kubernetes Ingress Controller vulnerabilities", https://junglewise.ai/threats/technologies/kubernetes-ingress-controller, 11 November 2026.