CVEvulnerability

CVE-2026-18954

5.7 MEDIUM Published 2026-08-05 Modified 2026-10-23 Official page ↗
Status
Analyzed
Published
2026-08-05
Last modified
2026-10-23
Assigner
ff89ba41-3aa1-4d27-914a-91399e9639e5
CVSS 4.0 (ff89ba41-3aa1-4d27-914a-91399e9639e5)
5.7 MEDIUM — CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/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 (ff89ba41-3aa1-4d27-914a-91399e9639e5)
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weaknesses
CWE-863

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.

Affected configurations

• amazon documentdb mcp server (< 1.0.12)

Related

Weakness · CWE (1)

  • CWE-863 Incorrect Authorization weakness

References