Worked on the aws/amazon-vpc-cni-k8s repository to deliver a security patch for the AWS VPC CNI plugin, focusing on release 1.20.5. Addressed a containerd CVE by updating resource limits and improving the plugin’s security posture for Kubernetes workloads. The process involved preparing detailed release notes and changelogs in Markdown and YAML to ensure transparency for customers and stakeholders. Applied DevOps practices to validate changes across the CI and release pipeline, emphasizing rollback readiness and stable delivery. Enhanced release hygiene by updating documentation and versioning, contributing to reduced operational risk and improved reliability for cloud infrastructure deployments.