What is CVE-2026-23858?

CVE-2026-23858 is a medium-severity vulnerability in Dell Wyse Management Suite, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-24.

How severe is CVE-2026-23858?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Dell Wyse Management Suite

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. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Script Injection.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (8.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Dell Wyse Management Suite — versions N/A
Dell Wyse_management_suite

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security_alert@emc.com (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-23858?: CVE-2026-23858 is a medium-severity vulnerability in Dell Wyse Management Suite, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-24.
How severe is CVE-2026-23858?: Medium severity. CVSS v3 base score is 5.4 out of 10.