CVE-2026-63688

Severity: critical (CVSS 10.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-06 · updated 2026-10-08
Weakness: CWE-306

Description

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.

Affected products

Dell Container Storage Modules: before 1.18.0 — fixed in 1.18.0

How to fix

Upgrade to a fixed version: Dell Container Storage Modules 1.18.0. Check the vendor advisory for mitigations.

References

https://www.dell.com/support/kbdoc/en-us/000515771/dsa-2026-448-security-update-for-dell-container-storage-modules-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9

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