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CVE-2026-22281

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存在安全漏洞，该漏洞源于存在竞争条件，可能导致低权限相邻网络攻击者进行拒绝服务攻击。以下版本受到影响：9.5.0.0版本至9.5.1.5版本、9.6.0.0版本至9.7.1.10版本、9.8.0.0版本至9.10.1.3版本、9.11.0.0版本至9.13.0.0之前版本。

CVSS 3.5 · Low EPSS 0.17% · P6
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I. Basic Information for CVE-2026-22281

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell PowerScale OneFS, versions 9.5.0.0 through 9.5.1.5, versions 9.6.0.0 through 9.7.1.10, versions 9.8.0.0 through 9.10.1.3, versions starting from 9.11.0.0 and prior to 9.13.0.0, contains a Time-of-check Time-of-use (TOCTOU) race condition vulnerability. A low privileged attacker with adjacent network access could potentially exploit this vulnerability, leading to denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
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存在安全漏洞，该漏洞源于存在竞争条件，可能导致低权限相邻网络攻击者进行拒绝服务攻击。以下版本受到影响：9.5.0.0版本至9.5.1.5版本、9.6.0.0版本至9.7.1.10版本、9.8.0.0版本至9.10.1.3版本、9.11.0.0版本至9.13.0.0之前版本。
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 N/A ~ 9.13.0.0 -

II. Public POCs for CVE-2026-22281

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III. Intelligence Information for CVE-2026-22281

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Same Patch Batch · Dell · 2026-01-22 · 5 CVEs total

CVE-2025-36588 8.8 HIGH Dell Unisphere for PowerMax SQL注入漏洞
CVE-2026-22278 8.1 HIGH Dell PowerScale OneFS 安全漏洞
CVE-2026-22280 5.0 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2026-22279 4.3 MEDIUM Dell PowerScale OneFS 安全漏洞

IV. Related Vulnerabilities

Same product: PowerScale OneFS
Same vendor: Dell
Same weakness: CWE-367

V. Comments for CVE-2026-22281

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