Dell Wyse Management Suite up to 5.4 cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Dell Wyse Management Suite up to 5.4. It has been declared as problematic. This affects an unknown part. Executing a manipulation can lead to cross site scripting. This vulnerability appears as CVE-2026-23858. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Dell Wyse Management Suite up to 5.4. It has been declared as problematic. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Dell Wyse Management Suite, versions prior to WMS 5.5, contain an Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Script Injection.

The advisory is shared for download at dell.com. This vulnerability was named CVE-2026-23858 since 01/16/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability scanner Nessus provides a plugin with the ID 300076 (Dell Wyse Management Suite < 5.5 Multiple Vulnerabilities (DSA-2026-103)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (300076). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.4
CNA Vector (dell): 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 300076
Nessus Name: Dell Wyse Management Suite < 5.5 Multiple Vulnerabilities (DSA-2026-103)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Wyse Management Suite 5.5

Timelineinfo

01/16/2026 CVE reserved
02/24/2026 +39 days Advisory disclosed
02/24/2026 +0 days VulDB entry created
02/28/2026 +4 days VulDB entry last update

Sourcesinfo

Vendor: dell.com

Advisory: dsa-2026-103
Status: Confirmed

CVE: CVE-2026-23858 (🔒)
GCVE (CVE): GCVE-0-2026-23858
GCVE (VulDB): GCVE-100-347668

Entryinfo

Created: 02/24/2026 22:42
Updated: 02/28/2026 02:20
Changes: 02/24/2026 22:42 (64), 02/28/2026 02:20 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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