CVE-2021-26587

MEDIUM
6.5
CVSS Score
Published: September 27, 2021 at 02:01 PM UTC
Updated: June 17, 2026 at 03:43 AM UTC
13 products affected across 1 vendorStoreonce 3640 FirmwareStoreonce Vsa 4TB FirmwareStoreonce 3620 Firmware

Using HPE StoreOnce 3620; HPE StoreOnce 3640; HPE StoreOnce 5200; HPE StoreOnce 5250; HPE StoreOnce 5650; HPE StoreOnce VSA 4TB by N/A?

Get instant alerts when new vulnerabilities affect HPE StoreOnce 3620; HPE StoreOnce 3640; HPE StoreOnce 5200; HPE StoreOnce 5250; HPE StoreOnce 5650; HPE StoreOnce VSA 4TB - before attackers find them.

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.5%

Description

A potential DOM-based Cross Site Scripting security vulnerability has been identified in HPE StoreOnce. The vulnerability could be remotely exploited to cause an elevation of privilege leading to partial impact to confidentiality, availability, and integrity. HPE has made the following software update - HPE StoreOnce 4.3.0, to resolve the vulnerability in HPE StoreOnce.

Affected

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

v ≤ 4.2.3
hpe-storeonce-3620 (same device)
v ≤ 4.2.3
hpe-storeonce-3640 (same device)
v ≤ 4.2.3
hpe-storeonce-5200 (same device)
v ≤ 4.2.3
hpe-storeonce-5250 (same device)
v ≤ 4.2.3
hpe-storeonce-5650 (same device)
v ≤ 4.2.3
hpe-storeonce-vsa-4tb (same device)
v ≤ 4.2.3
v ≤ 4.2.3
v ≤ 4.2.3
v ≤ 4.2.3

Remediation

No guide yet

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

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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