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Fleet Windows MDM endpoint has a Cross-site Scripting vulnerability

🗓️ 20 Jan 2026 20:52:17Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 32 Views

XSS in MDM may steal tokens and grant API admin access; patches 4.75.2–4.78.2; disable MDM.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-22808
21 Jan 202621:18
–attackerkb
circl
Circl
CVE-2026-22808
24 Jan 202621:23
–circl
cnnvd
CNNVD
Fleet cross-site scripting vulnerabilities
21 Jan 202600:00
–cnnvd
cve
CVE
CVE-2026-22808
21 Jan 202621:18
–cve
cvelist
Cvelist
CVE-2026-22808 Fleet Windows MDM endpoint has a Cross-site Scripting vulnerability
21 Jan 202621:18
–cvelist
euvd
EUVD
EUVD-2026-3350
21 Jan 202621:18
–euvd
mend
Mend
CVE-2026-22808
21 Jan 202621:18
–mend
nvd
NVD
CVE-2026-22808
21 Jan 202622:15
–nvd
osv_cve
osv_cve
CVE-2026-22808 Fleet Windows MDM endpoint has a Cross-site Scripting vulnerability
21 Jan 202621:18
–osv_cve
osv_ghsa
osv_ghsa
GHSA-GFPW-JGVR-CW4J Fleet Windows MDM endpoint has a Cross-site Scripting vulnerability
20 Jan 202620:52
–osv_ghsa
Rows per page
Vulners
Node
OR
fleetdmfleetRange<4.43.5-0.20260111020427-0e6c790803d1go
fleetdmfleetRange4.75.0–4.75.2go
fleetdmfleetRange4.76.0–4.76.2go
fleetdmfleetRange4.77.0–4.77.1go
fleetdmfleetRange4.78.0–4.78.2go

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22 Jan 2026 15:38Current
7.8High risk
Vulners AI Score7.8
CVSS 3.15.4
CVSS 45.5
EPSS0.00249
SSVC
32