Medium severity5.5NVD Advisory· Published Aug 5, 2026· Updated Aug 10, 2026
CVE-2026-18954
CVE-2026-18954
Description
Incorrect authorization in the aggregation pipeline tool in Amazon AWS Labs DocumentDB MCP Server before 1.0.12 might allow an authenticated MCP client to perform inappropriate write operations on the connected database via write-capable aggregation pipeline stages that bypass the read-only mode enforcement logic.
To remediate this issue, users should upgrade to version 1.0.12 or later.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:amazon:documentdb_mcp_server:*:*:*:*:*:python:*:*+ 1 more
- cpe:2.3:a:amazon:documentdb_mcp_server:*:*:*:*:*:python:*:*range: <1.0.12
- (no CPE)range: <1.0.12
Patches
Vulnerability mechanics
References
3- aws.amazon.com/security/security-bulletins/2026-076-aws/nvdVendor Advisory
- github.com/awslabs/mcp/security/advisories/GHSA-j694-4m5j-w8hcnvdVendor Advisory
- github.com/awslabs/mcp/releases/tag/2026.04.20260408085348nvdRelease Notes
News mentions
0No linked articles in our index yet.