CVE-2026-109469
Entra Device Registration Elevation of Privilege Vulnerability
A 0-10 score for how bad the bug is in the worst case. It does not say how common the affected setup is.What do these mean? →10.0CriticalCNA
- Exploited
- No known exploitation
- Fix
- Fix or patch referenced
- Who is exposed
- Not reported
Do first: Apply the patch listed under Evidence.
- Last modified
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 27/100 · provisional
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
The Entra Device Registration component is affected by an authorization bypass that lets an attacker elevate privileges. An attacker can reach it remotely over the network, without logging in or any user action.
Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.
Read the original description
Authorization bypass through user-controlled key in Entra Device Registration allows an unauthorized attacker to elevate privileges over a network.
cve.now Index
27Pcve.now Index 27 of 100 · methodology v3 · provisional
- Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
- Exposure17/25No login or user action needed per the CVSS vector, reachable over the network without a login · Unknown: No advisory context yet
- Reach?/20Unknown. No tracked technology or package matched
- Severity10/10CVSS 10.0
- No patch0/5No signal
What would change the score
- Would score about 72 if added to CISA KEV
- Would score about 67 if CISA's SSVC rates exploitation active
- Would score about 32 if advisories confirm default setups are exposed
What to do
Apply the patch listed under Evidence.
Timeline
- CVE published
- First seen by cve.now
- Posted on X by cve.now
Affected versions
- Microsoft Entra Device Registration
Version range not reported
Evidence 1
- Patch
Corrections
None so far.
Something wrong on this page? Report an error. Every fix is listed here.