Buffer overflow in Dell Powerscale Onefs

CVE-2025-26479

Dell PowerScale OneFS, versions 9.4.0.0 through 9.10.0.0, contains an out-of-bounds write vulnerability. An attacker could potentially exploit this vulnerability in NFS workflows, leading to data integrity issues.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.003 (14.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.8% 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-2025-26479: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-26479?
CVE-2025-26479 is a low-severity vulnerability in Dell Powerscale Onefs, classified under Out-of-bounds Write. CVSS score: 3.1/10. Published 2025-04-10.
How severe is CVE-2025-26479?
Low severity. CVSS v3 base score is 3.1 out of 10.