CVE-2025-26517

CVE-2025-26517 Privilege Escalation Vulnerability in StorageGRID (formerly StorageGRID Webscale)

MEDIUM
5.4
CVSS Score
Published: September 19, 2025 at 06:53 PM UTC
Updated: June 17, 2026 at 09:01 AM UTC
1 product affected across 1 vendorStorageGRID

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

StorageGRID (formerly StorageGRID Webscale) versions prior to 11.8.0.15 and 11.9.0.8 are susceptible to a privilege escalation vulnerability. Successful exploit could allow an unauthorized authenticated attacker to discover Grid node names and IP addresses or modify Storage Grades.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 11.8.0.15v < 11.9.0.811.9.0 ≤ v < 11.9.0.8
Affected range stops below 11.8.0.15, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.9.0.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMnetapp
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-266

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