NetApp StorageGRID 11.5 denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.3$0-$5k0.78

Summaryinfo

A vulnerability classified as problematic was found in NetApp StorageGRID 11.5. The impacted element is an unknown function. The manipulation results in denial of service. This vulnerability is reported as CVE-2026-22056. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in NetApp StorageGRID 11.5. It has been classified as problematic. Affected is an unknown function. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

StorageGRID (formerly StorageGRID Webscale) versions 11.5 and higher in a non-standard configuration and scenario are susceptible to a Denial of Service vulnerability. Successful exploit could allow an attacker with some control over the environment to cause a partial Denial of Service.

The advisory is available at security.netapp.com. This vulnerability is traded as CVE-2026-22056 since 01/05/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/05/2026 CVE reserved
08/28/2026 +235 days VulDB entry created
08/29/2026 +0 days Advisory disclosed
08/29/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: netapp.com

Advisory: security.netapp.com
Status: Confirmed

CVE: CVE-2026-22056 (🔒)
GCVE (CVE): GCVE-0-2026-22056
GCVE (VulDB): GCVE-100-396942

Entryinfo

Created: 08/29/2026 00:25
Changes: 08/29/2026 00:25 (63)
Complete: 🔍
Cache ID: 216::103

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