# CVE-2026-70411 — Dell Container Storage Modules (CSM)

> As of 2026-10-08, CVE-2026-70411 is a HIGH-severity vulnerability in Dell Container Storage Modules (CSM), CVSS v3.1 7.1, EPSS 0.3% (23.0th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-70411, most recently “Dell Container Storage Modules (CSM) flaws enable unauthenticated admin access and root on Kubernetes nodes (CVE-2026-63688, CVE-2026-63692, CVE-2026-67269, CVE-2026-54472, CVE-2026-61421, CVE-2026-67273)”.

**Last updated:** 2026-10-08

## What is CVE-2026-70411?

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.

The record classifies CVE-2026-70411 under weakness class [CWE-306](https://intel.threadlinqs.com/cwe/CWE-306). Its CVSS v3 base vector states that the flaw is reachable from an adjacent network, needs no prior authentication, needs no user interaction, and has high impact on integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 19 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 7.1 — HIGH (`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N`)
- **EPSS (FIRST):** 0.3% probability of exploitation in the next 30 days, higher than 23.0% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-10-06, last modified 2026-10-08

## Is CVE-2026-70411 being exploited?

It currently carries a trending score of 40 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Dell](https://intel.threadlinqs.com/vendors/dell): Container Storage Modules (CSM)

## How to fix CVE-2026-70411

No vendor patch reference has been recorded for CVE-2026-70411 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-70411

1 tracked threat in the Threadlinqs corpus references CVE-2026-70411, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Dell Container Storage Modules (CSM) flaws enable unauthenticated admin access and root on Kubernetes nodes (CVE-2026-63688, CVE-2026-63692, CVE-2026-67269, CVE-2026-54472, CVE-2026-61421, CVE-2026-67273)](https://intel.threadlinqs.com/threat/TL-2026-2851) — CRITICAL · 2026-10-02

## Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-10.

**Vendor advisory and patch**

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

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-70411
Full detection coverage and IOCs for threats exploiting CVE-2026-70411 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp