Description
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.



To remediate this issue, users should upgrade to version 1.1.7 or above.
Published: 2026-09-04
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 08 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 04 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Description 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. To remediate this issue, users should upgrade to version 1.1.7 or above.
Title An incomplete list of disallowed inputs in the SQL validation component of Amazon awslabs postgres-mcp-server
First Time appeared Amazon
Amazon postgres-mcp-server
Weaknesses CWE-184
CPEs cpe:2.3:a:amazon:postgres-mcp-server:*:*:*:*:*:*:*:*
Vendors & Products Amazon
Amazon postgres-mcp-server
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Amazon Postgres-mcp-server
cve-icon MITRE

Status: PUBLISHED

Assigner: AMZN

Published:

Updated: 2026-09-08T15:53:22.687Z

Reserved: 2026-09-04T17:19:28.586Z

Link: CVE-2026-85787

cve-icon Vulnrichment

Updated: 2026-09-08T15:53:15.925Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-04T21:17:27.057

Modified: 2026-09-08T16:18:19.520

Link: CVE-2026-85787

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-05T03:30:18Z

Weaknesses