About the past changelog entries, see CHANGELOG v4 CHANGELOG v5 instead.
- Update Ruby to 3.4.8
- Update fluentd to 1.19.2
- Update bundled gems
- rpm: fixed update error if working directory was removed (#955)
- Update aws-sdk-s3 to fix CVE-2025-14762 explicitly
- Update faraday to fix CVE-2026-25765 explicitly
- msi: fixed installation rollback issue when executing maintenance script (#982)
- ruby v3.4.8 (update)
- jemalloc v3.6.0
- OpenSSL 3.6.0 Windows
- OpenSSL 3.0.8 macOS
- gems
- fluentd v1.19.2 (update)
- msgpack 1.8.0
- oj 3.16.11
- webrick 1.9.2
- openssl 3.3.0
- aws-partitions v1.1150.0
- aws-sdk-core v3.234.0 (update)
- aws-sdk-kms v1.110.0
- aws-sdk-s3 v1.208.0 (update)
- aws-sdk-sqs v1.101.0
- aws-sigv4 v1.12.1
- elasticsearch v8.19.2
- fluent-diagtool v1.0.5
- fluent-plugin-elasticsearch v6.0.0
- fluent-plugin-flowcounter-simple 0.1.0
- fluent-plugin-kafka v0.19.5
- fluent-plugin-metrics-cmetrics v0.1.2
- fluent-plugin-fluent-package-update-notifier 0.2.3
- fluent-plugin-obsolete-plugins v0.2.2
- fluent-plugin-opensearch v1.1.5
- fluent-plugin-opentelemetry 0.5.1 (update)
- fluent-plugin-prometheus v2.2.1
- fluent-plugin-prometheus_pushgateway v0.2.1
- fluent-plugin-record-modifier v2.2.1
- fluent-plugin-rewrite-tag-filter v2.4.0
- fluent-plugin-s3 v1.8.3
- fluent-plugin-sd-dns 0.1.0
- fluent-plugin-systemd v1.1.1
- fluent-plugin-td v1.2.0
- fluent-plugin-utmpx v0.5.0
- fluent-plugin-webhdfs v1.6.0
- mini_portile2 v2.8.9
- prometheus-client v4.2.5
- rdkafka v0.21.0
- ruby-kafka v1.5.0
- systemd-journal v2.1.1
- td-client v3.0.0
- webhdfs v0.11.0
On Windows
- fluent-plugin-parser-winevt_xml v0.2.8
- fluent-plugin-windows-exporter v1.0.0
- winevt_c v0.11.2
- nokogiri v1.18.10
- Update Ruby to 3.4.7
- Update fluentd to 1.19.1
- Update bundled gems
- ruby v3.4.7 (update)
- jemalloc v3.6.0
- OpenSSL 3.6.0 Windows
- OpenSSL 3.0.8 macOS
- gems
- fluentd v1.19.1 (update)
- msgpack 1.8.0
- oj 3.16.11
- webrick 1.9.1
- openssl 3.3.0
- aws-partitions v1.1150.0
- aws-sdk-core v3.230.0
- aws-sdk-kms v1.110.0
- aws-sdk-s3 v1.197.0
- aws-sdk-sqs v1.101.0
- aws-sigv4 v1.12.1
- elasticsearch v8.19.2 (update)
- fluent-diagtool v1.0.5
- fluent-plugin-elasticsearch v6.0.0
- fluent-plugin-flowcounter-simple 0.1.0
- fluent-plugin-kafka v0.19.5
- fluent-plugin-metrics-cmetrics v0.1.2
- fluent-plugin-fluent-package-update-notifier 0.2.3
- fluent-plugin-obsolete-plugins v0.2.2
- fluent-plugin-opensearch v1.1.5
- fluent-plugin-opentelemetry 0.4.0 (update)
- fluent-plugin-prometheus v2.2.1
- fluent-plugin-prometheus_pushgateway v0.2.1
- fluent-plugin-record-modifier v2.2.1
- fluent-plugin-rewrite-tag-filter v2.4.0
- fluent-plugin-s3 v1.8.3
- fluent-plugin-sd-dns 0.1.0
- fluent-plugin-systemd v1.1.1
- fluent-plugin-td v1.2.0
- fluent-plugin-utmpx v0.5.0
- fluent-plugin-webhdfs v1.6.0
- mini_portile2 v2.8.9
- prometheus-client v4.2.5
- rdkafka v0.21.0
- ruby-kafka v1.5.0
- systemd-journal v2.1.1
- td-client v3.0.0
- webhdfs v0.11.0
On Windows
- fluent-plugin-parser-winevt_xml v0.2.8
- fluent-plugin-windows-exporter v1.0.0
- winevt_c v0.11.2
- nokogiri v1.18.10 (update)
- Update Ruby to 3.4.5
- Update fluentd to 1.19.0
- Update bundled gems
- ruby v3.4.5 (update)
- jemalloc v3.6.0
- OpenSSL 3.5.1 Windows
- OpenSSL 3.0.8 macOS
- gems
- fluentd v1.19.0 (update)
- msgpack 1.8.0 (update)
- oj 3.16.11 (update)
- webrick 1.9.1 (update)
- openssl 3.3.0
- aws-partitions v1.1150.0 (update)
- aws-sdk-core v3.230.0 (update)
- aws-sdk-kms v1.110.0 (update)
- aws-sdk-s3 v1.197.0 (update)
- aws-sdk-sqs v1.101.0 (update)
- aws-sigv4 v1.12.1 (update)
- elasticsearch v8.19.0 (update)
- fluent-diagtool v1.0.5
- fluent-plugin-elasticsearch v6.0.0 (update)
- fluent-plugin-fluent-package-notifier v0.1.0 (new)
- fluent-plugin-flowcounter-simple 0.1.0
- fluent-plugin-kafka v0.19.5 (update)
- fluent-plugin-metrics-cmetrics v0.1.2
- fluent-plugin-obsolete-plugins v0.2.2 (new)
- fluent-plugin-opensearch v1.1.5 (update)
- fluent-plugin-prometheus v2.2.1 (update)
- fluent-plugin-prometheus_pushgateway v0.2.1 (update)
- fluent-plugin-record-modifier v2.2.1 (update)
- fluent-plugin-rewrite-tag-filter v2.4.0
- fluent-plugin-s3 v1.8.3 (update)
- fluent-plugin-sd-dns 0.1.0
- fluent-plugin-systemd v1.1.1 (update)
- fluent-plugin-td v1.2.0
- fluent-plugin-utmpx v0.5.0
- fluent-plugin-webhdfs v1.6.0 (update)
- mini_portile2 v2.8.9 (update)
- prometheus-client v4.2.5 (update)
- rdkafka v0.21.0 (update)
- ruby-kafka v1.5.0
- systemd-journal v2.0.0 (update)
- td-client v3.0.0 (update)
- webhdfs v0.11.0 (update)
- fluent-plugin-opentelemetry 0.3.0 (new)
- fluent-plugin-fluent-package-update-notifier 0.2.3 (new)
On Windows
- fluent-plugin-parser-winevt_xml v0.2.8 (update)
- fluent-plugin-windows-exporter v1.0.0
- winevt_c v0.11.2 (update)
- nokogiri v1.18.9 (update)