- fluentd-gcp-scaler has been updated to v0.5.0 ([#68837](https://github.com/kubernetes/kubernetes/pull/68837))
- Fluentd in fluentd-elasticsearch is unchanged at v1.2.4 since Kubernetes 1.11 ([#67434](https://github.com/kubernetes/kubernetes/pull/67434))
- fluentd-elasticsearch has been updated to v2.2.1 ([#68012](https://github.com/kubernetes/kubernetes/pull/68012))

* fluentd-gcp-scaler is unchanged from v1.10: v0.3.0 ([#61269](https://github.com/kubernetes/kubernetes/pull/61269))
* fluentd in fluentd-es-image is unchanged from 1.10: v1.1.0 ([#58525](https://github.com/kubernetes/kubernetes/pull/58525))
* fluentd-elasticsearch is unchanged from 1.10: v2.0.4 ([#58525](https://github.com/kubernetes/kubernetes/pull/58525))

* [fluentd-gcp addon] Fixes fluentd deployment on GCP when custom resources are set. ([#55950](https://github.com/kubernetes/kubernetes/pull/55950), [@crassirostris](https://github.com/crassirostris))

* fluentd-gcp-scaler is v0.3.0 ([#61269](https://github.com/kubernetes/kubernetes/pull/61269))
* Updated fluentd in fluentd-es-image to fluentd v1.1.0 ([#58525](https://github.com/kubernetes/kubernetes/pull/58525), [@monotek](https://github.com/monotek))
* fluentd-elasticsearch is v2.0.4 ([#58525](https://github.com/kubernetes/kubernetes/pull/58525))

- fluentd-gcp-scaler has been updated to v0.4.0, up from 0.3.0 in v1.11. ([#67691](https://github.com/kubernetes/kubernetes/pull/67691))
- fluentd in fluentd-es-image is unchanged from 1.10: v1.1.0 ([#58525](https://github.com/kubernetes/kubernetes/pull/58525))

* - fluentd-gcp runs with a dedicated fluentd-gcp service account ([#54175](https://github.com/kubernetes/kubernetes/pull/54175), [@tallclair](https://github.com/tallclair))
    * - Stop mounting the host certificates into fluentd's prometheus-to-sd container

* Update cluster-proportional-autoscaler, etcd-empty-dir-cleanup, fluentd-gcp, and kube-addon-manager addons with refreshed base images containing fixes for CVE-2015-8271, CVE-2016-7543, CVE-2016-9841, CVE-2016-9843, CVE-2017-1000366, CVE-2017-2616, and CVE-2017-7507. ([#48011](https://github.com/kubernetes/kubernetes/pull/48011),...

- Grafana is unchanged at v4.4.3 as of Kubernetes 1.10. ([#53319](https://github.com/kubernetes/kubernetes/pull/53319))
- The fluent-plugin-kubernetes_metadata_filter plugin in fluentd-elasticsearch is unchanged at v2.1.6. ([#71180](https://github.com/kubernetes/kubernetes/pull/71180))
- fluentd-gcp is unchanged at v3.2.0 as of Kubernetes 1.13. ([#70954](https://github.com/kubernetes/kubernetes/pull/70954))

- Fluentd: isolate logging resources in separate namespace `logging` ([#68004](https://github.com/kubernetes/kubernetes/pull/68004), [@saravanan30erd](https://github.com/saravanan30erd))

- The fluentd-elasticsearch addon is no longer included in the cluster directory. It is available from https://github.com/kubernetes-sigs/instrumentation-addons/tree/master/fluentd-elasticsearch. ([#107553](https://github.com/kubernetes/kubernetes/pull/107553), [@liggitt](https://github.com/liggitt))