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CVE-2026-109469CriticalEoPNetwork

Entra Device Registration Elevation of Privilege Vulnerability

MSRC advisory NVD CVE.org

Assessment

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

Severity
Critical
CVSS base score
10.0
Impact
Elevation of Privilege
Exploitation detected
No known exploitation (MSRC assessment)
Exploitability
Exploitation Less Likely
Publicly disclosed
No (MSRC assessment)
EPSS · 30-day forecast
0.7%FIRST forecast dated 10 Nov 2026, for the following 30 days · FIRST percentile 52.2% · about EPSS
Customer action
Not required (service-side fix)
More details
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Public detection template
No Nuclei template is listed in the current collected catalog
Component
Entra Device Registration
Weakness
CWE-639: Authorization Bypass Through User-Controlled Key
Issued by
Microsoft
Published
5 Nov 2026 · November 2026
Last revised
5 Nov 2026
CVSS 3.1 base metricsRed raises the risk · green lowers it
Attack vector
NetworkAV:N
Attack complexity
LowAC:L
Privileges required
NonePR:N
User interaction
NoneUI:N
Scope
ChangedS:C
Confidentiality
HighC:H
Integrity
HighI:H
Availability
HighA:H

Updates that fix it

0 KBs

No KB listed

No KB update is listed in the collected MSRC record. Check the MSRC advisory for product releases and other remedies.

Affected products

Azure
1 affected product
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (4)

Up to 100 recent field edits are shown; older edits may be outside retention.

  1. 10 Nov 2026 · 18:32:11 UTC EPSS0.7%; scored 9 Nov 2026 → 0.7%; scored 10 Nov 2026
  2. 9 Nov 2026 · 22:24:37 UTC EPSS0.7%; scored 8 Nov 2026 → 0.7%; scored 9 Nov 2026
  3. 8 Nov 2026 · 15:16:05 UTC EPSS0.7%; scored 7 Nov 2026 → 0.7%; scored 8 Nov 2026
  4. 7 Nov 2026 · 16:12:44 UTC EPSSNo EPSS score collected → 0.7%; scored 7 Nov 2026

Explore global source statements, affected packages and advisory history for CVE-2026-109469. The catalog has a separate collection scope from Microsoft release records.

Explicit identifiers and source references

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-109469 · Microsoft / collected KEV context

cve-program · CVE-2026-109469

Related operational evidence

Explicit CVE identifiers
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

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