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CVE-2026-22056— CVE-2026-22056 Denial of Service Vulnerability in StorageGRID (formerly StorageGRID Webscale)

Quick assessment

Affected
NetApp StorageGRID
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

StorageGRID（原名 StorageGRID Webscale）11.5 及以上版本在非标准配置和特定场景下存在拒绝服务（DoS）漏洞。如果攻击者对运行环境具有一定控制能力，成功利用该漏洞可能导致部分服务中断（部分拒绝服务）。

CVSS 2.3 · Low
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I. Basic Information for CVE-2026-22056

Vulnerability Information
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Vulnerability Title
CVE-2026-22056 Denial of Service Vulnerability in StorageGRID (formerly StorageGRID Webscale)
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节进行文件描述符或句柄的分配
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NetApp StorageGRID 11.5 -

II. Public POCs for CVE-2026-22056

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III. Intelligence Information for CVE-2026-22056

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Vendor Advisories for CVE-2026-22056 (1)

IV. Related Vulnerabilities

Same product: StorageGRID
Same vendor: NetApp
Same weakness: CWE-774

V. Comments for CVE-2026-22056

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