CVE-2026-85787
Amazon / Amazon.com, Inc. · published 2026-09-04
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by AMZN via the CVE Program.
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.
Filed by AMZN; not a statement by Amazon / Amazon.com, Inc..
Status at the source
- NVD status: Awaiting Analysis — NVD has not analysed this CVE.
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Amazon | postgres-mcp-server | 0 – before 1.1.7: affected |
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 4.0: 7.1 HIGH — as published by AMZN (Secondary)
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1: 6.5 MEDIUM — as published by AMZN (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: no · Technical impact: partial
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://aws.amazon.com/security/security-bulletins/2026-101-aws/
- https://pypi.org/project/awslabs.postgres-mcp-server/1.1.7/
Source dates: published 2026-09-04, last changed 2026-09-08. DeSpy's copy of this version is dated 2026-09-28.
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