CVE-2026-63688: Dell Container Storage Modules (CSM), versions prior to v1.18.0, contains a Missing Authentication for Critica

Q: How do I fix CVE-2026-63688?

container storage modules: upgrade to 1.18.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-63688 being exploited?

CVE-2026-63688 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-63688 affect?

CVE-2026-63688 affects container storage modules. Severity is critical (CVSS 10.0). 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 exploi

Q: How urgent is CVE-2026-63688?

Priority 50/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 10.0REMOTEUPGRADE

CVE-2026-63688 is a critical-severity flaw (CVSS 10.0) affecting container storage modules. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-306
Published	2026-10-06
Last modified	2026-10-08

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-10-08 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-06 15:17 UTCPublished CVE record published
2026-10-08 14:15 UTCUpdated Record last modified

dell container storage modules UPGRADE

Affected: < 1.18.0

Fixed in: 1.18.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy container-storage-modules || rpm -q container-storage-modules || container-storage-modules --version

2. UPGRADE to 1.18.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade container-storage-modules

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade container-storage-modules

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-63688?

container storage modules: upgrade to 1.18.0. Exact commands for each OS are on this page.

Is CVE-2026-63688 being exploited?

CVE-2026-63688 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-63688 affect?

CVE-2026-63688 affects container storage modules. Severity is critical (CVSS 10.0). 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 exploi

How urgent is CVE-2026-63688?

Priority 50/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Dell vulnerabilities

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References

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