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Medium 6.5Published Sep 4, 2026

CVE-2026-85787An incomplete list of disallowed inputs in the SQL validation component of Amazon awslabs postgres-mcp-server

Updated under an hour ago ()

Does this affect you?

It affects Amazon postgres-mcp-server. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Weakness (CWE)
CWE-184
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
AMZN
NVD analysis
Awaiting Analysis
Record last updated
Sep 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Amazon postgres-mcp-server
amazon:postgres_mcp_server (from the name)
before 1.1.7
CNA record

References

  • patch, release-notes
  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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