CVE-2026-58566

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-01 · updated 2026-09-04
Weakness: CWE-863

Description

Dell PowerStore, an Incorrect Authorization vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Elevation of privileges.

Affected products

Dell PowerStore 1000T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 1200T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 3000T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 3200Q: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 3200T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 5000T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 500T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 5200Q: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 5200T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 7000T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 9000T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later
Dell PowerStore 9200T: before 4.1.0.6-2771237 or later; before 4.3.1.2-2771239 or later — fixed in 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later

How to fix

Upgrade to a fixed version: Dell PowerStore 1000T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 1200T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 3000T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 3200Q 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 3200T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 5000T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 500T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 5200Q 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 5200T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 7000T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 9000T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later; Dell PowerStore 9200T 4.1.0.6-2771237 or later, 4.3.1.2-2771239 or later. Check the vendor advisory for mitigations.

References

https://www.dell.com/support/kbdoc/en-us/000497829/dsa-2026-330-dell-powerstore-t-security-update-for-multiple-vulnerabilities

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