awslabs/mcp

v2026.05.20260527213047 Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 6d MCP SaaS Integrations

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

aws mcp mcp-client mcp-clients mcp-host mcp-server

+3 more

mcp-servers mcp-tools modelcontextprotocol

Summary

AI summary

Updates 2026.05.20260527213047, aws-api-mcp-server, and chore across a mixed release.

Type	Severity	Summary	CVE
Feature	Medium	Add sensitive data redaction for ECS API responses in ecs-mcp-server. Add sensitive data redaction for ECS API responses in ecs-mcp-server. Source: llm_adapter@2026-05-28 Confidence: high	—
Feature	Medium	Add Kiro Powers, Aurora MySQL IAM auth, and multi-engine support in mysql-mcp-server. Add Kiro Powers, Aurora MySQL IAM auth, and multi-engine support in mysql-mcp-server. Source: llm_adapter@2026-05-28 Confidence: high	—
Dependency	Low	Upgrade AWS CLI to version 1.45.13 in aws-api-mcp-server. Upgrade AWS CLI to version 1.45.13 in aws-api-mcp-server. Source: llm_adapter@2026-05-28 Confidence: high	—
Bugfix
Bugfix	Medium	Fix Pricing API endpoint and simplify region handling in pricing module. Fix Pricing API endpoint and simplify region handling in pricing module. Source: llm_adapter@2026-05-28 Confidence: high	—
Bugfix	Medium	Enable WAL mode and set busy timeout for billing-cost-management database. Enable WAL mode and set busy timeout for billing-cost-management database. Source: llm_adapter@2026-05-28 Confidence: high	—
Bugfix	Medium	Expand environment variables before setting workdir in aws-api-mcp-server. Expand environment variables before setting workdir in aws-api-mcp-server. Source: llm_adapter@2026-05-28 Confidence: high	—

Full changelog

chore(aws-api-mcp-server): upgrade AWS CLI to v1.45.12 by @awslabs-mcp in https://github.com/awslabs/mcp/pull/3609
feat(ecs-mcp-server): Add sensitive data redaction for ECS API responses by @matthewgoodman13 in https://github.com/awslabs/mcp/pull/3418
chore(aws-api-mcp-server): upgrade AWS CLI to v1.45.13 by @awslabs-mcp in https://github.com/awslabs/mcp/pull/3618
fix(pricing): Fix Pricing API endpoint and simplify region handling by @wangyuhere in https://github.com/awslabs/mcp/pull/3617
fix(billing-cost-management): enable WAL mode and busy timeout for SQ… by @wangyuhere in https://github.com/awslabs/mcp/pull/3621
fix(aws-api-mcp-server): expand environment variables before workdir … by @krishmakochhar in https://github.com/awslabs/mcp/pull/3627
chore: add code owners for elasticache, valkey, and memcached MCP servers by @swarnaprakash in https://github.com/awslabs/mcp/pull/3353
feat(mysql-mcp-server): add Kiro Powers for Aurora MySQL, IAM auth, and multi-engine support by @happycupofjava in https://github.com/awslabs/mcp/pull/3626
chore: release/2026.05.20260527213047 by @awslabs-mcp in https://github.com/awslabs/mcp/pull/3635

@krishmakochhar made their first contribution in https://github.com/awslabs/mcp/pull/3627
@swarnaprakash made their first contribution in https://github.com/awslabs/mcp/pull/3353
@happycupofjava made their first contribution in https://github.com/awslabs/mcp/pull/3626

Full Changelog: https://github.com/awslabs/mcp/compare/2026.05.20260520203119...2026.05.20260527213047

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