CVE-2026-32254 Kube-router Proxy Module Blindly Trusts ExternalIPs/LoadBalancer IPs Enabling Cluster-Wide Traffic Hijacking and DNS DoS

🗓️ 18 Mar 2026 03:14:39Reported by GitHub_MType

Kube-router proxy before 2.8.0 trusts external IPs and load balancer IPs, enabling hijack; fixed in 2.8.0.

Reporter	Title	Published	Views	Family All 41
ATTACKERKB	CVE-2026-32254	18 Mar 202603:14	–	attackerkb
Circl	CVE-2026-32254	17 Mar 202617:12	–	circl
CNNVD	kube-router 安全漏洞	18 Mar 202600:00	–	cnnvd
CVE	CVE-2026-32254	18 Mar 202603:14	–	cve
Github Security Blog	Kube-router Proxy Module Blindly Trusts ExternalIPs/LoadBalancer IPs Enabling Cluster-Wide Traffic Hijacking and DNS DoS	17 Mar 202617:12	–	github
NVD	CVE-2026-32254	18 Mar 202604:17	–	nvd
OSV	CVE-2026-32254 Kube-router Proxy Module Blindly Trusts ExternalIPs/LoadBalancer IPs Enabling Cluster-Wide Traffic Hijacking and DNS DoS	18 Mar 202603:14	–	osv
OSV	GHSA-PHQM-JGC3-QF8G Kube-router Proxy Module Blindly Trusts ExternalIPs/LoadBalancer IPs Enabling Cluster-Wide Traffic Hijacking and DNS DoS	17 Mar 202617:12	–	osv
OSV	GO-2026-4724 Kube-router Proxy Module Blindly Trusts ExternalIPs/LoadBalancer IPs Enabling Cluster-Wide Traffic Hijacking and DNS DoS in github.com/cloudnativelabs/kube-router	26 Mar 202620:33	–	osv
OSV	SUSE-SU-2026:1135-1 Security update for govulncheck-vulndb	27 Mar 202617:33	–	osv

[
  {
    "vendor": "cloudnativelabs",
    "product": "kube-router",
    "versions": [
      {
        "version": "< 2.8.0",
        "status": "affected"
      }
    ]
  }
]

Source	Link
github	www.github.com/cloudnativelabs/kube-router/security/advisories/GHSA-phqm-jgc3-qf8g
github	www.github.com/cloudnativelabs/kube-router/commit/a1f0b2eea3ee0f66b9a5b5c49dcb714619ccd456
github	www.github.com/cloudnativelabs/kube-router/releases/tag/v2.8.0

18 Mar 2026 03:14Current

CVSS 3.17.1

EPSS0.00297

CWE-284