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. 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: 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.
Sources
Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .