CVE-2026-21426
Privilege Escalation and DoS in Dell PowerScale OneFS
Publication date: 2026-03-04
Last updated on: 2026-03-04
Assigner: Dell
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| dell | powerscale_onefs | to 9.10.1.6 (exc) |
| dell | powerscale_onefs | From 9.11.0.0 (inc) to 9.13.0.0 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-250 | The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Dell PowerScale OneFS versions prior to 9.10.1.6 and versions 9.11.0.0 through 9.12.0.1. It is an execution with unnecessary privileges vulnerability, meaning that a high privileged attacker who has local access to the system could exploit it.
Exploiting this vulnerability could allow the attacker to perform actions beyond their intended permissions.
How can this vulnerability impact me? :
If exploited, this vulnerability can lead to several serious impacts including denial of service, elevation of privileges, and information disclosure.
- Denial of Service (DoS) - the attacker could disrupt normal system operations.
- Elevation of Privileges - the attacker could gain higher access rights than intended.
- Information Disclosure - sensitive information could be exposed to unauthorized users.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know