CVE-2025-26516Network attack vector

Admin node interruption via asymmetric resource consumption

Published Sep 19, 2025 · Updated Sep 19, 2025

Denial of service in NetApp StorageGRID before 11.8.0.15 or before 11.9.0.8 allows remote attackers to interrupt service on the Admin node. NetApp has not published the affected request path, resource operation, or whether the Admin node hangs or crashes. Unauthenticated network access to an Admin node is sufficient, and no confidentiality or integrity impact is reported.

CVSS severity5.3
Medium
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in NetApp StorageGRID before 11.8.0.15 or before 11.9.0.8 allows remote attackers to interrupt service on the Admin node. NetApp has not published the affected request path, resource operation, or whether the Admin node hangs or crashes. Unauthenticated network access to an Admin node is sufficient, and no confidentiality or integrity impact is reported.

The record

CVE
CVE-2025-26516
Published
Sep 19, 2025
Updated
Sep 19, 2025
Vendor
NetApp
Product
StorageGRID
Classifications
CWE-405, T1498
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 19, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 19, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <11.8.0.15
  2. Affected versionversion=0 <11.9.0.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

NetApp · StorageGRIDversion=0 <11.8.0.15; version=0 <11.9.0.8

Published CVSS scores

5.3NetApp, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-405Asymmetric Resource Consumption (Amplification)
T1498Network Denial of Service

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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