Medium severity · published Feb 24, 2026
CVE-2026-23858
Dell Wyse Management Suite, versions prior to WMS 5.5, contain an Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WM
Wyse Management Suite · Dell
before 5.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-23858
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-23858
Patch
https://www.dell.com/support/kbdoc/en-us/000429141/dsa-2026-103
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