Is CVE-2025-26516 in the CISA KEV catalog?

No. CVE-2025-26516 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-26516?

CVE-2025-26516 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2025-26516?

CVE-2025-26516 has an EPSS score of 0.36% (29th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-26516?

Upgrade storagegrid to 11.9.0.8 or later.

CVE & CISA-KEV Catalog

CVE-2025-26516

MEDIUM

5.3

CVSS v3

NVD

Description

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.

CWE-405

How to fix

Remediation Available

storagegridNVD

Affected:>= 11.9.0, < 11.9.0.8Fixed in:11.9.0.8CVE-2025-26516derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.36%probability of exploitation in 30 days

29thpercentile

Low risk: more likely to be exploited than 29% of all known CVEs.

References

Vendor Advisory1

security.netapp.com

Related Vulnerabilities

Other CWE-405 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-11479	High	7.5	92%	-	Fix
CVE-2024-11187	High	7.5	15%	-	Fix
CVE-2025-8677	High	7.5	11%	-	Fix
CVE-2021-38447	High	8.6	2.1%	-	Fix
CVE-2021-21359	Medium	5.9	1.7%	-	Fix
CVE-2018-15492	High	7.5	1.2%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-09-23.