2026.08.20260826125954

2026.08.20260826125954

What's Changed

• feat(security-agent-mcp-server): Add custom User-Agent by @ljainiaz in #4482
• fix(security-agent-mcp-server): enforce S3 bucket ownership to prevent bucket-squatting code leak by @ljainiaz in #4490
• fix(billing-cost-management-mcp-server): block ATTACH DATABASE in session-sql by @callnmm in #4497
• feat(billing-cost-management): add budget-actions and budget-notifications operations by @lbragile-amzn in #4489
• chore(ecs-mcp-server): stop tracking generated test template by @matthewgoodman13 in #4501
• feat(timestream-for-influxdb-mcp-server): Add InfluxDB v2 write mode by @trevorbonas in #4471
• feat(billing-cost-management-mcp-server): encode invoicing time-filter rules in guidance and validation by @malpani in #4509
• feat(postgres-mcp-server): add least-privilege startup/connect guardrail by @kennthhz in #4299
• chore(codeowners): add @jzgithub28 and @awsbyron as owners of security-agent-mcp-server by @jzgithub28 in #4511
• chore(deps): update docker images: bump amazonlinux/amazonlinux in /src/amazon-bedrock-agentcore-mcp-server by @dependabot[bot] in #4517
• fix(security-agent-mcp-server): validate base_ref in start_diff_scan by @jzgithub28 in #4508
• feat(billing-cost-management): add Savings Plans management tools by @imasam in #4510
• fix(browser): handle non-2xx HTTP responses in browser_navigate by @EA-b13 in #2747
• fix(amazon-sns-sqs-mcp-server): add tag validation to permission mutator tools by @hashimsharkh in #4478
• feat: migrate the server fleet to mcp SDK v2 and remove the <2.0.0 cap (43 servers) by @scottschreckengaust in #4452
• chore(deps): update uv: bump the uv-security-updates group across 30 directories with 5 updates by @dependabot[bot] in #4503
• fix(aws-documentation-mcp-server): stop returning Highly Rated recommendations by @mc5672 in #4527
• fix(deps): repair uv.lock parse failure from pyjwt 2.13.0 bump (11 servers) by @scottschreckengaust in #4536
• chore: release/2026.08.20260826125954 by @awslabs-mcp in #4538

New Contributors

• @callnmm made their first contribution in #4497
• @lbragile-amzn made their first contribution in #4489
• @trevorbonas made their first contribution in #4471
• @jzgithub28 made their first contribution in #4511
• @imasam made their first contribution in #4510

Full Changelog: 2026.08.20260813230114...2026.08.20260826125954