CVE-2026-70411: Dell Container Storage Modules (CSM), versions prior to 1.18.0, contains a Missing Authentication for Critical

Q: How do I fix CVE-2026-70411?

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

Q: Is CVE-2026-70411 being exploited?

CVE-2026-70411 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-2026-70411 affect?

CVE-2026-70411 affects container storage modules. Severity is high (CVSS 7.1). Dell Container Storage Modules (CSM), versions prior to 1.18.0, contains a Missing Authentication for Critical Function vulnerability in the csm-authorization-tenant gRPC service (TenantService). An unauthenticated adjacent network attacker

Routine

HIGH 7.1UPGRADE

CVE-2026-70411 is a high-severity flaw (CVSS 7.1) 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 1.18.0, contains a Missing Authentication for Critical Function vulnerability in the csm-authorization-tenant gRPC service (TenantService). An unauthenticated adjacent network attacker could potentially exploit this vulnerability, leading to unauthorized creation of tenant entities, cross-tenant role injection, and modification of storage access control flags.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-306
Published	2026-10-06
Last modified	2026-10-20

Publisher (CNA): Dell · Vendor: dell

Last updated 2026-10-20 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-06 16:17 UTCPublished CVE record published
2026-10-20 12:50 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-2026-70411?

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

Is CVE-2026-70411 being exploited?

CVE-2026-70411 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-2026-70411 affect?

CVE-2026-70411 affects container storage modules. Severity is high (CVSS 7.1). Dell Container Storage Modules (CSM), versions prior to 1.18.0, contains a Missing Authentication for Critical Function vulnerability in the csm-authorization-tenant gRPC service (TenantService). An unauthenticated adjacent network attacker

How urgent is CVE-2026-70411?

Priority 27/100. High severity

Software pages

Dell vulnerabilities

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References

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