CVE-2026-26357Network attack vector

Authenticated cross-site scripting via undisclosed input handling

Published Feb 17, 2026 · Updated Feb 17, 2026

Cross-site scripting in Dell Unisphere for PowerMax before 9.2.4.19 allows remote authenticated users to execute script in a victim's browser. Dell has not disclosed the affected input, page, or rendering operation that fails to neutralize attacker-controlled content. Low-privileged access and victim interaction are required; execution occurs in the application's browser context and can expose data, steal sessions, or forge client-side requests.

CVSS severity5.4
Medium
EPSS probability0.17%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Dell Unisphere for PowerMax before 9.2.4.19 allows remote authenticated users to execute script in a victim's browser. Dell has not disclosed the affected input, page, or rendering operation that fails to neutralize attacker-controlled content. Low-privileged access and victim interaction are required; execution occurs in the application's browser context and can expose data, steal sessions, or forge client-side requests.

The record

CVE
CVE-2026-26357
Published
Feb 17, 2026
Updated
Feb 17, 2026
Vendor
Unity Technologies
Product
Unisphere for PowerMax
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 17, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 17, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=N/A <9.2.4.19

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Unity Technologies · Unisphere for PowerMaxversion=N/A <9.2.4.19
Unity Technologies · Unisphere for PowerMax Virtual Applianceversion=N/A <9.2.4.19

Published CVSS scores

5.4DellCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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