by Kastro
Paper/Archive/CVE-2026-109469

CVE-2026-109469

Microsoft Entra Device Registration — Entra Device Registration Elevation of Privilege Vulnerability

EPSS 0.7%CVSS 10.0
critical.is priorityof 100
40
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 52.2.522 × 2010.4No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.

Affected

ProductAffectedFixed inSource
Entra Device Registration-–CNA

Scores by source

microsoft (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

References

patchmsrc.microsoft.com/update-guide/vulnerability/CVE-2026-109469