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CVE-2026-40633

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 9.5.0.0至9.10.1.7版本和9.11.0.0至9.13.0.2版本存在日志信息泄露漏洞，该漏洞源于日志文件中插入敏感信息，可能导致低权限攻击者利用此漏洞泄露信息。

CVSS 7.8 · High EPSS 0.16% · P4

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

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-2026-40633

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, versions 9.11.0.0 through 9.13.0.2 contains an Insertion of Sensitive Information into Log File vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information disclosure.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过日志文件的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Dell PowerScale OneFS 日志信息泄露漏洞
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 9.5.0.0至9.10.1.7版本和9.11.0.0至9.13.0.2版本存在日志信息泄露漏洞，该漏洞源于日志文件中插入敏感信息，可能导致低权限攻击者利用此漏洞泄露信息。
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-2026-40633

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III. Intelligence Information for CVE-2026-40633

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Vendor Advisories for CVE-2026-40633 (1)

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

CVE-2026-56687 7.8 HIGH Dell ThinOS 10 处理逻辑错误漏洞
CVE-2026-49501 6.7 MEDIUM Dell PowerScale OneFS 权限许可和访问控制问题漏洞
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-532

V. Comments for CVE-2026-40633

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