Vulnerability in NetApp Storagegrid

CVE-2025-26516

StorageGRID (formerly StorageGRID Webscale) versions prior to 11.8.0.15 and 11.9.0.8 are susceptible to a Denial of Service vulnerability. Successful exploit could allow an unauthenticated attacker to cause a Denial of Service on the Admin node.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (30.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.7% 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-2025-26516: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-26516?
CVE-2025-26516 is a medium-severity vulnerability in NetApp Storagegrid, classified under Asymmetric Resource Consumption (Amplification). CVSS score: 5.3/10. Published 2025-09-19.
How severe is CVE-2025-26516?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-26516 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.