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CVE-2026-49501

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Dell公司的一套横向扩展的文件存储系统。 Dell PowerScale OneFS存在权限许可和访问控制问题漏洞，该漏洞源于权限管理不当，可能导致高权限的攻击者在本地访问的情况下利用该漏洞提升权限。以下版本受到影响：9.5.0.0版本至9.10.1.7版本，以及9.11.0.0版本至9.13.0.2版本。

CVSS 6.7 · Medium EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 2

VendorProduct Version RangeStatus
Dell PowerScale OneFS < 9.10.1.8 or later affected
< 9.13.1.0 or later affected
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I. Basic Information for CVE-2026-49501

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 9.10.1.7, and versions 9.11.0.0 through 9.13.0.2 contains an Improper Privilege Management vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Dell PowerScale OneFS 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell powerscale onefs是美国Dell公司的一套横向扩展的文件存储系统。 Dell PowerScale OneFS存在权限许可和访问控制问题漏洞，该漏洞源于权限管理不当，可能导致高权限的攻击者在本地访问的情况下利用该漏洞提升权限。以下版本受到影响：9.5.0.0版本至9.10.1.7版本，以及9.11.0.0版本至9.13.0.2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 0 ~ 9.10.1.8 or later -

II. Public POCs for CVE-2026-49501

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III. Intelligence Information for CVE-2026-49501

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Vendor Advisories for CVE-2026-49501 (1)

Same Patch Batch · Dell · 2026-07-15 · 4 CVEs total

CVE-2026-40633 7.8 HIGH Dell PowerScale OneFS 日志信息泄露漏洞
CVE-2026-56687 7.8 HIGH Dell ThinOS 10 处理逻辑错误漏洞
CVE-2026-56087 6.1 MEDIUM Dell ThinOS 10 处理逻辑错误漏洞

IV. Related Vulnerabilities

Same product: PowerScale OneFS
Same vendor: Dell
Same weakness: CWE-269

V. Comments for CVE-2026-49501

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