Issues

• [AWS::MediaLive::Input] - [BUG] - Registry and Region schema files omit the type in 10 Regions where CloudFormation creates it

  aws-cloudformation/cloudformation-coverage-roadmap#2597 · Filter by author hoganbr-amzn opened on Oct 31, 2026

• EstimateTemplateCost - [BUG] - returned AWS Pricing Calculator estimate has no configuration and every cost is $0

  aws-cloudformation/cloudformation-coverage-roadmap#2596 · Filter by author moneytool opened on Oct 30, 2026

• [AWS::RDS::DBCluster] - [BUG] - Import of io1 Multi-AZ DB cluster rolls back in post-import update

  aws-cloudformation/cloudformation-coverage-roadmap#2595 · Filter by author hoganbr-amzn opened on Oct 30, 2026

• [AWS::RDS::DBCluster] - [Docs] - ReplicationSourceIdentifier says Aurora only

  aws-cloudformation/cloudformation-coverage-roadmap#2594 · Filter by author hoganbr-amzn opened on Oct 30, 2026

• [AWS::RDS::DBCluster] - [BUG] - Generated DBClusterIdentifier exceeds 52-character Multi-AZ limit

  aws-cloudformation/cloudformation-coverage-roadmap#2593 · Filter by author hoganbr-amzn opened on Oct 30, 2026

• AWS::Glue::Table - [Coverage] - IcebergStructField lacks InitialDefault / WriteDefault (Iceberg v3 column defaults)

  aws-cloudformation/cloudformation-coverage-roadmap#2592 · Filter by author ksco92 opened on Oct 27, 2026

• AWS::Lambda::MicrovmImage - [BUG] - Stack rollback deletes the image version that was in use before the update

  aws-cloudformation/cloudformation-coverage-roadmap#2591 · Filter by author schuettc opened on Oct 23, 2026

• AWS::BedrockAgentCore::Harness – OAuthCredentialProvider.GrantType is missing TOKEN_EXCHANGE

  Coverage
  aws-cloudformation/cloudformation-coverage-roadmap#2589 · Filter by author n-engelbach opened on Oct 16, 2026

• [AWS::RDS::DBProxy] and [AWS::RDS::DBProxyEndpoint] - [BUG] - stack-level tag overwrites the resource-level tag of the same key on update

  aws-cloudformation/cloudformation-coverage-roadmap#2588 · Filter by author sinemacula-ben opened on Oct 15, 2026

• AWS::MediaConnect::Flow - [BUG] - Update of unrelated property sends decryption {} and removes source SRT passphrase when KeyType is omitted

  aws-cloudformation/cloudformation-coverage-roadmap#2587 · Filter by author ahmedrowaihi opened on Oct 13, 2026

• AWS::Bedrock::ApplicationInferenceProfile -- Add support in eu-south-2

  Coverage
  aws-cloudformation/cloudformation-coverage-roadmap#2586 · Filter by author xiddw opened on Oct 10, 2026

• [ApplicationStatusCheck] - [BUG] - deleting SecurityGroup used in Source of ApplicationStatusCheck guaranteed to fail on first try

  bug
  aws-cloudformation/cloudformation-coverage-roadmap#2585 · Filter by author jedwards1211 opened on Oct 8, 2026

• Add support for Deny in DeletionPolicy and UpdateReplacePolicy

  enhancement
  aws-cloudformation/cloudformation-coverage-roadmap#2584 · Filter by author rittneje opened on Oct 3, 2026

• AWS::ApiGateway::RestApi - [BUG] - Removing Policy leaves the resource policy in place

  bug
  aws-cloudformation/cloudformation-coverage-roadmap#2583 · Filter by author dirkluijk opened on Oct 2, 2026

• [AWS::RTBFabric::Link] - [Coverage] - Support accepting links (AcceptLink)

  aws-cloudformation/cloudformation-coverage-roadmap#2582 · Filter by author nitrocode opened on Oct 1, 2026

• AWS::SMSVOICE::Pool - [BUG] - Read returns empty TwoWay.ChannelArn/ChannelRole, so every Cloud Control UpdateResource fails validation

  aws-cloudformation/cloudformation-coverage-roadmap#2581 · Filter by author tomasakim opened on Sep 30, 2026

• [AWS::DevOpsAgent::Association] - [Coverage] - Add "capabilities" property (e.g. RELEASE_READINESS_REVIEW) to resource schema

  Coverage
  aws-cloudformation/cloudformation-coverage-roadmap#2580 · Filter by author ebrooks42 opened on Sep 21, 2026

• Clarify declared read-handler permissions for AWS::Connect::Queue and AWS::Lambda::Function

  aws-cloudformation/cloudformation-coverage-roadmap#2579 · Filter by author jrestrepo78 opened on Sep 20, 2026

• [AWS::BedrockAgentCore::Gateway] - [Bug] - AuthorizerType is mutable in the CloudFormation schema but AgentCore rejects authorizer-type updates

  aws-cloudformation/cloudformation-coverage-roadmap#2578 · Filter by author tonzdev opened on Sep 17, 2026

• AWS::DMS::Endpoint - [BUG] - False-positive drift on KmsKeyId for S3 endpoints (always returned as null)

  bug
  aws-cloudformation/cloudformation-coverage-roadmap#2577 · Filter by author rgoltz opened on Sep 16, 2026

• [AWS::GlobalAccelerator:Accelerator] - [BUG] - Intermittent Internal Error fails drift detection for the whole stack

  bug
  aws-cloudformation/cloudformation-coverage-roadmap#2576 · Filter by author chreekat opened on Sep 16, 2026

• # \[AWS::Connect::Instance\] Add AutomatedInteractionLog to Attributes

  Coverage
  aws-cloudformation/cloudformation-coverage-roadmap#2575 · Filter by author abhisar12 opened on Sep 15, 2026

• [AWS::EC2::AccountSetting] - [Coverage] - Missing CloudFormation support

  Coverage
  aws-cloudformation/cloudformation-coverage-roadmap#2574 · Filter by author r-heimann opened on Sep 12, 2026

• [AWS::ECS::AccountSetting] - [Coverage] - Missing CloudFormation support

  Coverage
  aws-cloudformation/cloudformation-coverage-roadmap#2573 · Filter by author r-heimann opened on Sep 12, 2026

• [AWS::SSM::ServiceSetting] - [BUG] - False-positive drift when specifying the SSM "System" default value

  bug
  aws-cloudformation/cloudformation-coverage-roadmap#2572 · Filter by author r-heimann opened on Sep 11, 2026