---
id: CVE-2026-63688
title: >-
  Dell Container Storage Modules (CSM), versions prior to v1.18.0, contains a
  Missing Authentication for Critical Function vulnerability in the
  csm-authorization-storage gRPC server
summary: >-
  Dell Container Storage Modules (CSM), versions prior to v1.18.0, contains a
  Missing Authentication for Critical Function vulnerability in the
  csm-authorization-storage gRPC server. An unauthenticated remote attacker
  could potentially exp…
severity: critical
cvss: 10
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-306
vendor: Dell
product: Dell Container Storage Modules (CSM)
affected:
  - container_storage_modules_csm < 1.18.0 or later
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T15:18:44.910'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-63688'
references:
  - url: >-
      https://www.dell.com/support/kbdoc/en-us/000515771/dsa-2026-448-security-update-for-dell-container-storage-modules-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9
    label: security_alert@emc.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-06T15:01:49.304Z'
---

## Overview

Dell Container Storage Modules (CSM), versions prior to v1.18.0, contains a Missing Authentication for Critical Function vulnerability in the csm-authorization-storage gRPC server. An unauthenticated remote attacker could potentially exploit this vulnerability, leading to unauthorized access to storage backend administrator credentials for all registered storage arrays.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.