Sourced from cfn-lint's releases.

Release v1.48.1

What's Changed

• fix: Timestream lifecycle patches to exclude InfluxDB resources by @​kddejong in aws-cloudformation/cfn-lint#4437
• Add Publish to smithy action prefixes for LayerVersion validation by @​kddejong in aws-cloudformation/cfn-lint#4438
• Update CloudFormation schemas to 2026-03-31 by @​github-actions[bot] in aws-cloudformation/cfn-lint#4434

Full Changelog: https://github.com/aws-cloudformation/cfn-lint/compare/v1.48.0...v1.48.1

Release v1.48.0

What's Changed

• feat: add rule E3697 to validate Lambda env var 4KB size limit by @​raajheshkannaa in aws-cloudformation/cfn-lint#4405
• Require VpcConfig when FileSystemConfigs is specified on Lambda Function by @​kddejong in aws-cloudformation/cfn-lint#4408
• Freeze date in tests for deterministic runtime deprecation results by @​kddejong in aws-cloudformation/cfn-lint#4409
• feat: add rule E3530 to validate AssumeRolePolicyDocument principal ARNs by @​raajheshkannaa in aws-cloudformation/cfn-lint#4410
• Add W1053: Warn on dynamic references with spaces by @​kddejong in aws-cloudformation/cfn-lint#4412
• Fix max recursion crash when cfnlintrc has non_zero_exit_code by @​kddejong in aws-cloudformation/cfn-lint#4414
• Fix deployment file template path resolution from CWD by @​kddejong in aws-cloudformation/cfn-lint#4415
• Fix maintenance workflow to update requirements/base.txt by @​kddejong in aws-cloudformation/cfn-lint#4416
• Add enum validation for predictive scaling predefined metric types by @​kddejong in aws-cloudformation/cfn-lint#4417
• Add JSONPath pattern validation for Step Functions state machine by @​kddejong in aws-cloudformation/cfn-lint#4419
• Fix ForEach transform resolving functions in Fn::If condition name by @​kddejong in aws-cloudformation/cfn-lint#4418
• Fix E2533 not reporting deprecated runtimes from AllowedValues by @​kddejong in aws-cloudformation/cfn-lint#4421
• Add graph() function to cfnlint.api by @​kddejong in aws-cloudformation/cfn-lint#4422
• feat: add rule E3706 to validate AutoScaling MaxSize is greater than or equal to MinSize by @​kddejong in aws-cloudformation/cfn-lint#4424
• feat: add schema patch to enforce Lambda Layers maxItems of 5 by @​kddejong in aws-cloudformation/cfn-lint#4424
• feat: add schema patch to validate CloudWatch AlarmName has no leading/trailing whitespace by @​kddejong in aws-cloudformation/cfn-lint#4424
• feat: add schema patch for uniqueKeys on AutoScaling LaunchTemplate Overrides to prevent duplicate instance types by @​kddejong in https://github.com/aws-cloudformation/cfn-lint /pull/4424
• feat: add cfnGather JSON Schema keyword for cross-resource property validation by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3699 to validate API Gateway Method and Authorizer use the same RestApi by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3708 to validate API Gateway Method AuthorizationType matches Authorizer Type by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3698 to validate API Gateway Stage and Deployment use the same RestApi by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3705 to validate SQS FIFO queue EventSourceMapping BatchSize is at most 10 by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule W3664 to validate Lambda Permission Principal matches SourceArn resource type by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3707 to validate RDS DBInstance Engine matches DBCluster Engine by @ kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3709 to validate RDS DBInstance StorageEncrypted matches DBCluster by @ kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule W3694 to validate SNS Subscription Endpoint matches Protocol by @​kddejong in aws-cloudformation/cfn-lint#4393
• Add RDS DBCluster MasterUsername validation by @​kddejong in aws-cloudformation/cfn-lint#4425
• feat: add rule E3710 to error on resource types from fully shut down AWS services by @ kddejong in aws-cloudformation/cfn-lint#4423
• feat: add rule W3696 to warn on resource types from sunsetting AWS services by @​kddejong

... (truncated)

Sourced from cfn-lint's changelog.

v1.48.1

What's Changed

• fix: Timestream lifecycle patches to exclude InfluxDB resources by @​kddejong in aws-cloudformation/cfn-lint#4437
• Add Publish to smithy action prefixes for LayerVersion validation by @​kddejong in aws-cloudformation/cfn-lint#4438
• Update CloudFormation schemas to 2026-03-31 by @​github-actions[bot] in aws-cloudformation/cfn-lint#4434

Full Changelog: https://github.com/aws-cloudformation/cfn-lint/compare/v1.48.0...v1.48.1

v1.48.0

What's Changed

• feat: add rule E3697 to validate Lambda env var 4KB size limit by @​raajheshkannaa in aws-cloudformation/cfn-lint#4405
• Require VpcConfig when FileSystemConfigs is specified on Lambda Function by @​kddejong in aws-cloudformation/cfn-lint#4408
• Freeze date in tests for deterministic runtime deprecation results by @​kddejong in aws-cloudformation/cfn-lint#4409
• feat: add rule E3530 to validate AssumeRolePolicyDocument principal ARNs by @​raajheshkannaa in aws-cloudformation/cfn-lint#4410
• Add W1053: Warn on dynamic references with spaces by @​kddejong in aws-cloudformation/cfn-lint#4412
• Fix max recursion crash when cfnlintrc has non_zero_exit_code by @​kddejong in aws-cloudformation/cfn-lint#4414
• Fix deployment file template path resolution from CWD by @​kddejong in aws-cloudformation/cfn-lint#4415
• Fix maintenance workflow to update requirements/base.txt by @​kddejong in aws-cloudformation/cfn-lint#4416
• Add enum validation for predictive scaling predefined metric types by @​kddejong in aws-cloudformation/cfn-lint#4417
• Add JSONPath pattern validation for Step Functions state machine by @​kddejong in aws-cloudformation/cfn-lint#4419
• Fix ForEach transform resolving functions in Fn::If condition name by @​kddejong in aws-cloudformation/cfn-lint#4418
• Fix E2533 not reporting deprecated runtimes from AllowedValues by @​kddejong in aws-cloudformation/cfn-lint#4421
• Add graph() function to cfnlint.api by @​kddejong in aws-cloudformation/cfn-lint#4422
• feat: add rule E3706 to validate AutoScaling MaxSize is greater than or equal to MinSize by @​kddejong in aws-cloudformation/cfn-lint#4424
• feat: add schema patch to enforce Lambda Layers maxItems of 5 by @​kddejong in aws-cloudformation/cfn-lint#4424
• feat: add schema patch to validate CloudWatch AlarmName has no leading/trailing whitespace by @​kddejong in aws-cloudformation/cfn-lint#4424
• feat: add schema patch for uniqueKeys on AutoScaling LaunchTemplate Overrides to prevent duplicate instance types by @​kddejong in https://github.com/aws-cloudformation/cfn-lint /pull/4424
• feat: add cfnGather JSON Schema keyword for cross-resource property validation by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3699 to validate API Gateway Method and Authorizer use the same RestApi by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3708 to validate API Gateway Method AuthorizationType matches Authorizer Type by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3698 to validate API Gateway Stage and Deployment use the same RestApi by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3705 to validate SQS FIFO queue EventSourceMapping BatchSize is at most 10 by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule W3664 to validate Lambda Permission Principal matches SourceArn resource type by @​kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3707 to validate RDS DBInstance Engine matches DBCluster Engine by @ kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule E3709 to validate RDS DBInstance StorageEncrypted matches DBCluster by @ kddejong in aws-cloudformation/cfn-lint#4393
• feat: add rule W3694 to validate SNS Subscription Endpoint matches Protocol by @​kddejong in aws-cloudformation/cfn-lint#4393
• Add RDS DBCluster MasterUsername validation by @​kddejong in aws-cloudformation/cfn-lint#4425
• feat: add rule E3710 to error on resource types from fully shut down AWS services by @ kddejong in aws-cloudformation/cfn-lint#4423
• feat: add rule W3696 to warn on resource types from sunsetting AWS services by @​kddejong

... (truncated)

• 6eed785 Release v1.48.1 (#4440)
• f8c6a63 Updates to the schemas for lambda (#4439)
• 7bd42dc Update CloudFormation schemas to 2026-03-31 (#4434)
• f439af5 Add Publish to smithy action prefixes for LayerVersion validation (#4438)
• 505136a Fix Timestream lifecycle patches to exclude InfluxDB resources (#4437)
• 22d629b Release v1.48.0 (#4433)
• 3276b62 Update CloudFormation schemas to 2026-03-31 (#4411)
• 6aceaa1 Remove PyPI API token (#4431)
• 1885e5c chore(deps): bump codecov/codecov-action from 5 to 6 (#4432)
• 56695e4 fix: add required to cfnGather if/then schemas to prevent vacuous matches (#4...
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