Issues

• Automatic Serverless Nextgen timeseries support

  enhancement
  opensearch-project/data-prepper#7221 · Filter by author dlvenable opened on Oct 28, 2026 · v2.18
  2

  

• When spans are dropped, add more details

  untriaged
  opensearch-project/data-prepper#7220 · Filter by author LHozzan opened on Oct 28, 2026

• opentelemetry_instrumentation_requests-0.60b1-py3-none-any.whl: 1 vulnerabilities (highest severity is: 5.3)

  Mend: dependency security vulnerabilityuntriaged
  opensearch-project/data-prepper#7219 · Filter by author mend-for-github-com opened on Oct 27, 2026

• opentelemetry_instrumentation_flask-0.60b1-py3-none-any.whl: 1 vulnerabilities (highest severity is: 5.3)

  Mend: dependency security vulnerabilityuntriaged
  opensearch-project/data-prepper#7218 · Filter by author mend-for-github-com opened on Oct 27, 2026

• opentelemetry_sdk-1.39.1-py3-none-any.whl: 1 vulnerabilities (highest severity is: 5.3)

  Mend: dependency security vulnerabilityuntriaged
  opensearch-project/data-prepper#7217 · Filter by author mend-for-github-com opened on Oct 27, 2026

• opentelemetry_instrumentation_mysql-0.60b1-py3-none-any.whl: 1 vulnerabilities (highest severity is: 5.3)

  Mend: dependency security vulnerabilityuntriaged
  opensearch-project/data-prepper#7216 · Filter by author mend-for-github-com opened on Oct 27, 2026

• [BUG] CloudWatch Logs sink acknowledges undelivered events when no DLQ is configured

  buguntriaged
  opensearch-project/data-prepper#7211 · Filter by author bagmarnikhil opened on Oct 27, 2026

• [BUG] RDS source: numOfWorkers is decremented twice per data file when acknowledgments are enabled, causing export data file leases to expire

  buguntriaged
  opensearch-project/data-prepper#7208 · Filter by author photoruction-gb opened on Oct 25, 2026

• [BUG] OpenSearch sink documentsDuplicates counts newly created documents

  untriaged
  opensearch-project/data-prepper#7206 · Filter by author KarstenSchnitter opened on Oct 22, 2026

• opentelemetry_exporter_otlp-1.39.1-py3-none-any.whl: 2 vulnerabilities (highest severity is: 6.5)

  Mend: dependency security vulnerability
  opensearch-project/data-prepper#7205 · Filter by author mend-for-github-com opened on Oct 22, 2026 · v2.17

• mysql-connector-2.2.9.tar.gz: 1 vulnerabilities (highest severity is: 7.5)

  Mend: dependency security vulnerability
  opensearch-project/data-prepper#7204 · Filter by author mend-for-github-com opened on Oct 22, 2026 · v2.17
  

• [BUG] Initial OpenSearch rollover index may miss ISM policy attachment during sink startup

  buguntriaged
  opensearch-project/data-prepper#7199 · Filter by author chocoboxxf opened on Oct 20, 2026

• [BUG] Pipeline fan-out changes JacksonStandardSpan serialization

  buguntriaged
  opensearch-project/data-prepper#7197 · Filter by author KarstenSchnitter opened on Oct 20, 2026

• [BUG] TopicPartitionCommitTracker permanently stalls offset commits when a single offset gap is never delivered (e.g. log compaction)

  buguntriaged
  opensearch-project/data-prepper#7193 · Filter by author nunodepetriaraujo opened on Oct 15, 2026

• otel_apm_service_map: evaluate windows asynchronously after rotation to remove the per-window processing pause

  untriaged
  opensearch-project/data-prepper#7178 · Filter by author TackAdam opened on Oct 1, 2026

• urllib3-2.7.0-py3-none-any.whl: 3 vulnerabilities (highest severity is: 8.6)

  Mend: dependency security vulnerability
  opensearch-project/data-prepper#7175 · Filter by author mend-for-github-com opened on Oct 1, 2026 · v2.17
  

• werkzeug-3.1.6-py3-none-any.whl: 1 vulnerabilities (highest severity is: 5.3)

  Mend: dependency security vulnerability
  opensearch-project/data-prepper#7174 · Filter by author mend-for-github-com opened on Oct 1, 2026 · v2.17
  

• RDS PostgreSQL source: support adding tables to tables.include without resetting the partition state in source coordination

  untriaged
  opensearch-project/data-prepper#7168 · Filter by author graytaylor0 opened on Sep 29, 2026
  1

• [otel_apm_service_map] With more than one process worker, only one key-range segment of each window is evaluated

  untriaged
  opensearch-project/data-prepper#7164 · Filter by author TackAdam opened on Sep 28, 2026

• Improve CloudWatch Logs sink retry behavior

  untriaged
  opensearch-project/data-prepper#7159 · Filter by author Jiaaming opened on Sep 24, 2026

• [BUG] Kafka source reuses stale timestamp for records slightly ahead of consumer clock

  buguntriaged
  opensearch-project/data-prepper#7158 · Filter by author radaru opened on Sep 23, 2026

• otel_trace_source drops the whole OTLP request when a span has duplicate attribute keys

  bug
  opensearch-project/data-prepper#7151 · Filter by author xjaro85 opened on Sep 19, 2026 · v2.17
  2

  

• [BUG]DynamoDB source: Stream shards never consumed after export completion when export takes >24h

  bug
  opensearch-project/data-prepper#7150 · Filter by author ashrao94 opened on Sep 18, 2026
  1

• [BUG] KafkaSink.doOutput can return while holding reentrantLock, and calls prepareTopicAndSchema() on every batch

  bug
  opensearch-project/data-prepper#7133 · Filter by author sigbjornivo opened on Sep 10, 2026

• [BUG] KafkaCustomProducer.bufferedEventHandles is an unsynchronised LinkedList, causing ConcurrentModificationException and unreleased event handles

  bug
  opensearch-project/data-prepper#7132 · Filter by author sigbjornivo opened on Sep 10, 2026