GHSA-vw47-mr44-3jf9

Confused Deputy in Kubernetes

Source: GitHub Advisory Database (reviewed) Low CVE-2021-25740

Packages

Ecosystem	Package	Affected	Fixed in
Go	k8s.io/kubernetes	<= 1.22.2	no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2021-25740 advisory
https://github.com/kubernetes/kubernetes/issues/103675 web
https://github.com/kubernetes/kubernetes package
https://groups.google.com/g/kubernetes-security-announce/c/WYE9ptrhSLE web
https://kubernetes.io/blog/2026/05/26/reconciling-unfixed-kubernetes-cves web
https://security.netapp.com/advisory/ntap-20211014-0001 web