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Vendor advisories

AWS Security Bulletins

Browse 111 advisories from this official source. Search by product, CVE, severity, or advisory ID.

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111 advisories

Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.

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AWS Security BulletinsCVE-2026-16796
Severity not listed

CVE-2026-16796 - Improper neutralization of argument delimiters in AWS Bedrock AgentCore Python SDK install_packages()

Bulletin ID: 2026-065-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 07/23/2026 13:00 PM PDT Description: The AWS Bedrock AgentCore Python SDK (bedrock-agentcore) provides tools for building AI agents, including a Code Interpreter client that ins...

CVE-2026-16796
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AWS Security BulletinsCVE-2026-16756
Severity not listed

CVE-2026-16756 - Allocation of resources without limits in the default aws-smithy-http-server serve() path allows unauthenticated Slowloris denial of service

Bulletin ID: 2026-064-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 07/23/2026 11:30 AM PDT Description: Smithy-RS is a Rust code generation and runtime framework that generates HTTP clients and servers from Smithy interface definitions, powerin...

CVE-2026-16756
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AWS Security BulletinsCVE-2026-18655
Severity not listed

CVE-2026-18655 - Broker Credential and OAuth Token Disclosure in AWS Labs Amazon MQ MCP Server via Prompt Injection

Bulletin ID: 2026-070-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 08/03/2026 12:00 PM PDT Description: AWS Amazon MQ MCP Server (awslabs.amazon-mq-mcp-server) is a Model Context Protocol server that enables AI assistants to interact with Amazo...

CVE-2026-18655
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AWS Security Bulletins
Severity not listed

Unanchored ACCOUNT_ID webhook filters for CodeBuild

Bulletin ID: 2026-002-AWS Scope: AWS Content Type: Informational Publication Date: 2026/01/15 07:03 AM PST Description: A security research team identified a configuration issue affecting the following AWS-managed open source GitHub repositories that could have resulted in the...

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AWS Security Bulletins
Severity not listed

Ongoing updates on Copy.fail and variants

Bulletin ID: 2026-030-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 05/13/2026 10:00 PM PDT This is an ongoing issue. This bulletin will be updated as more information becomes available. Description: AWS is aware of the copy.fail or DirtyFrag cl...

Vendor guidance

This bulletin will be updated as more information becomes available.

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Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

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