PT-2026-68312 · Amazon Aws · Documentdb-Mcp-Server

CVE-2026-18954

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Published

2026-08-05

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Updated

2026-08-06

CVSS v4.0

5.7

Medium

VectorAV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions Amazon AWS Labs DocumentDB MCP Server versions prior to 1.0.12
Description Incorrect authorization in the aggregation pipeline tool allows an authenticated MCP client to perform unauthorized write operations on the connected database. This occurs because write-capable aggregation pipeline stages can bypass the read-only mode enforcement logic.
Recommendations Upgrade to version 1.0.12 or later.

Exploit

Fix

Incorrect Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-18954
GHSA-J694-4M5J-W8HC

Affected Products

Documentdb-Mcp-Server