Vulnerability Report

CVE-2026-22281

Title: TOCTOU Race Condition in Dell PowerScale OneFS

Arbitrary File Access

Proof Of Concept

No public PoC currently indexed for CVE-2026-22281.

CWE Category CWE-367

Published Date Jan 22, 2026

Modified Date Jan 28, 2026

Exploit Status Not Found

Score 3.5 CVSS v3.1

Exploit Probability (EPSS)

0.16%

Vulnerability Summary

CVE-2026-22281: 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.

Impacted Vendors

dell 1

Reference Links

https://www.dell.com/support/kbdoc/en-us/000415586/dsa-2026-049-security-update-for-dell-powerscale-onefs-multiple-vulnerabilities

CVSS v3.1

Source Entity [email protected]

Severity LOW

3.5

Attack Vector

ADJACENT_NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L