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CVE-2026-21422

Quick assessment

Affected
Dell PowerScale OneFS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Dell PowerScale OneFS是美国戴尔（Dell）公司的一个操作系统。提供横向扩展NAS的PowerScale OneFS操作系统。 Dell PowerScale OneFS 9.10.0.0至9.10.1.5版本和9.11.0.0至9.12.0.1版本存在安全漏洞，该漏洞源于系统或配置设置的外部控制，可能导致保护机制被绕过。

CVSS 3.4 · Low EPSS 0.11% · P1

Possible ATT&CK Techniques 1 AI

T1552 · Unsecured Credentials

Affected Version Matrix 2

VendorProduct Version RangeStatus
Dell PowerScale OneFS 9.11.0.0 through 9.12.0.1< 9.13.0.0 or later affected
9.10.0.0 through 9.10.1.5< 9.10.1.6 or later affected
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I. Basic Information for CVE-2026-21422

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell PowerScale OneFS, versions 9.10.0.0 through 9.13.1.0, contains an external control of system or configuration setting vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to protection mechanism bypass.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
系统设置或配置在外部可控制
Source: CVE Program / CVE List V5
Vulnerability Title
Dell PowerScale OneFS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell PowerScale OneFS是美国戴尔（Dell）公司的一个操作系统。提供横向扩展NAS的PowerScale OneFS操作系统。 Dell PowerScale OneFS 9.10.0.0至9.10.1.5版本和9.11.0.0至9.12.0.1版本存在安全漏洞，该漏洞源于系统或配置设置的外部控制，可能导致保护机制被绕过。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Dell PowerScale OneFS 9.11.0.0 through 9.12.0.1 ~ 9.13.0.0 or later -

II. Public POCs for CVE-2026-21422

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III. Intelligence Information for CVE-2026-21422

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Same Patch Batch · Dell · 2026-03-04 · 11 CVEs total

CVE-2026-21425 6.7 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-22270 6.7 MEDIUM Dell PowerScale OneFS 代码问题漏洞
CVE-2026-21423 6.7 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-21426 6.7 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-21421 6.7 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-21424 6.7 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-26949 5.5 MEDIUM Dell Device Management Agent 安全漏洞
CVE-2026-25907 5.3 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-22285 4.4 MEDIUM Dell Device Management Agent 安全漏洞
CVE-2026-22760 3.3 LOW Dell Device Management Agent 代码问题漏洞

IV. Related Vulnerabilities

Same product: PowerScale OneFS
Same vendor: Dell
Same weakness: CWE-15

V. Comments for CVE-2026-21422

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