CVE-2026-85787 - An incomplete list of disallowed inputs in the SQL validation component in Amazon awslabs postgres-mcp-server to modify data beyond the read-only scope
Bulletin ID: 2026-101-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 09/04/2026 13:00 PM PDT Description: We have identified CVE-2026-85787, an incomplete list of disallowed inputs in the SQL validation component in Amazon awslabs postgres-mcp-server before version 1.1.7 might allow an unauthenticated actor to modify data beyond the read-only scope by placing crafted SQL into the content that is submitted when an authenticated user interacts with the MCP server. Impacted versions: any pypi package version < 1.1.7 Please refer to the article below for the most up-to-date and complete information related to this AWS Security Bulletin.
CVE-2026-85787 - An incomplete list of disallowed inputs in the SQL validation component in Amazon awslabs postgres-mcp-server to modify data beyond the read-only scope
Description
Bulletin ID: 2026-101-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 09/04/2026 13:00 PM PDT Description: We have identified CVE-2026-85787, an incomplete list of disallowed inputs in the SQL validation component in Amazon awslabs postgres-mcp-server before version 1.1.7 might allow an unauthenticated actor to modify data beyond the read-only scope by placing crafted SQL into the content that is submitted when an authenticated user interacts with the MCP server. Impacted versions: any pypi package version < 1.1.7 Please refer to the article below for the most up-to-date and complete information related to this AWS Security Bulletin.
Technical Details
- Classification
- {"confidence":0.88,"severitySource":"default","classifier":"rss-v2"}
- Article Source
- {"url":"https://aws.amazon.com/security/security-bulletins/rss/2026-101-aws/","fetched":true,"fetchedAt":"2026-09-04T20:20:59.111Z","wordCount":316}
Threat ID: 6a9b282bacd9273b4933658d
Added to database: 09/04/2026, 20:20:59 UTC
Last updated: 09/04/2026, 21:07:02 UTC
Views: 4
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