CVE-2026-65601
CVE-2026-65601: 1 tracked advisory record across Red Hat. Compare source-reported impact, fixes and remediation.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityCritical9.6
Critical [CVE-2026-65601] Privilege Escalation via Kubernetes Gateway API Namespace Confusion
CVE-2026-65601Source published Source updated
Traefik versions 3.7.0 through 3.7.6 contain a namespace confusion vulnerability in the Kubernetes Gateway API provider. When resolving HTTPRoute.spec.rules[].backendRefs[].filters[].extensionRef, Traefik used the backend Service namespace instead of the HTTPRoute namespace. A low-privileged route author holding a ReferenceGrant for a cross-namespace Service could therefore bind a Traefik Middleware from the backend namespace without a separate grant for that middleware, potentially injecting trusted reverse-proxy identity headers into downstream requests. The issue is fixed in version 3.7.7. A flaw was found in Traefik, a cloud-native edge router. This flaw allows an attacker to bypass security controls by incorrectly binding a Traefik Middleware from a different namespace, potentially…
- Affected products in this advisory
- Red Hat OpenShift Dev Spaces
- Source-reported affected versions
- 3.7.0
- 3.7.6
- Source-reported fixed versions
- 3.7.7
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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