Medium severity · published Oct 6, 2026
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…
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Container Storage Modules (CSM) · Dell
before 1.18.0 or later · source: vendor
CS
Container Storage Modules · Dell
before 1.18.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-70411
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-70411
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
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