PT-2026-22903 · Dell · Dell Powerscale Onefs

CVE-2026-21423 · Published 2026-03-04 · Updated 2026-03-04

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Dell PowerScale OneFS versions prior to 9.10.1.6 Dell PowerScale OneFS versions 9.11.0.0 through 9.12.0.1

Description Dell PowerScale OneFS contains an incorrect default permissions issue. A high privileged attacker with local access could potentially exploit this, leading to code execution, denial of service, elevation of privileges, and information disclosure.

Recommendations Update Dell PowerScale OneFS to a version after 9.10.1.6. Update Dell PowerScale OneFS to a version after 9.12.0.1.

Fix

LPE

DoS

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2026-21423

Affected Products

Dell Powerscale Onefs

References · 8

• https://osv.dev/vulnerability/CVE-2026-21423 · Vendor Advisory
• https://dell.com/support/kbdoc/en-sg/000432452/dsa-2026-038-security-update-for-dell-powerscale-onefs-multiple-vulnerabilities · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-21423 · Security Note
• https://twitter.com/CVEnew/status/2029191347597656371 · Twitter Post
• https://twitter.com/infoflowcloud/status/2029192939126001888 · Twitter Post
• https://t.me/cveNotify/154103 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2029213481572925612 · Twitter Post
• https://t.me/CVEtracker/46314 · Telegram Post