CVE-2026-22766Network attack vector

Authenticated code execution via dangerous file upload

Published Feb 24, 2026 · Updated Feb 24, 2026

Unrestricted file upload in Dell Wyse Management Suite before 5.5 allows remote authenticated users to execute code on the server. Dell identifies acceptance of a dangerous file type but does not disclose the affected upload handler, file-validation failure, or execution path. Exploitation requires a high-privilege WMS account and can compromise the server's confidentiality, integrity, and availability.

CVSS severity7.2
High
EPSS probability0.70%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in Dell Wyse Management Suite before 5.5 allows remote authenticated users to execute code on the server. Dell identifies acceptance of a dangerous file type but does not disclose the affected upload handler, file-validation failure, or execution path. Exploitation requires a high-privilege WMS account and can compromise the server's confidentiality, integrity, and availability.

The record

CVE
CVE-2026-22766
Published
Feb 24, 2026
Updated
Feb 24, 2026
Vendor
Dell Technologies
Product
Wyse Management Suite
Classifications
CWE-434, T1190
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 24, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 24, 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 <5.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Dell Technologies · Wyse Management Suiteversion=N/A <5.5

Published CVSS scores

7.2DellCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1190Exploit Public-Facing Application

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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