CVE-2026-18655

Katalog CVE

CVSS 6.5 · Medium EPSS 0,42%

Kerentanan Improper Restriction of Communication Channel to Intended Endpoints. Skor CVSS 3.1 6.5 (Medium) menurut CNA.

Deskripsi (NVD)

Improper restriction of intended endpoints in the RabbitMQ broker connection tools of the Amazon MQ MCP Server (awslabs.amazon-mq-mcp-server) before 2.0.24 may allow a remote unauthenticated actor (via prompt injection) to obtain Amazon MQ for RabbitMQ broker credentials or OAuth access tokens sent to a crafted endpoint controlled through a broker hostname introduced in the MCP client context. To remediate this issue, users should upgrade to version 2.0.24.

Rincian

Terbit di NVD

3 Agustus 2026

Terakhir diubah

4 Agustus 2026

Status NVD

Awaiting Analysis

CVSS 3.1

6.5 (Medium), sumber CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-923: Improper Restriction of Communication Channel to Intended Endpoints

EPSS (30 hari)

0,42% peluang dieksploitasi; lebih tinggi dari 34,8% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://aws.amazon.com/security/security-bulletins/2026-070-aws/
• https://github.com/awslabs/mcp/security/advisories/GHSA-xwj6-8x5h-hjp6
• https://pypi.org/project/awslabs.amazon-mq-mcp-server/2.0.24/