Auth bypass in Dell Powerscale Onefs

CVE-2025-26330

Dell PowerScale OneFS, versions 9.4.0.0 through 9.10.0.1, contains an incorrect authorization vulnerability. An unauthenticated attacker with local access could potentially exploit this vulnerability to access the cluster with previous privileges of a disabled user account.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (3.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-26330: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-26330?
CVE-2025-26330 is a high-severity vulnerability in Dell Powerscale Onefs, classified under Incorrect Authorization. CVSS score: 7.0/10. Published 2025-04-10.
How severe is CVE-2025-26330?
High severity. CVSS v3 base score is 7.0 out of 10.