CVE-2026-109469
A NVD · · CVE-2026-109469
Admiralty grading (A–F · 1–6)
Source reliability
- A Completely reliable
- B Usually reliable
- C Fairly reliable
- D Not usually reliable
- E Unreliable
- F Cannot be judged
Information credibility
- 1 Confirmed
- 2 Probably true
- 3 Possibly true
- 4 Doubtful
- 5 Improbable
- 6 Cannot be judged
NATO Admiralty (AJP-2.1) grades confidence, independent of the risk score. Cross-source corroboration isn't tracked for non-CVE news, so single-source items are capped at a lower credibility number; a low number does not imply low quality.
Key metrics
- CVSS
- 10.0
- EPSS
- 0%
Key insight
The flaw sits in Entra ID device registration , the path through which devices become identities , and allows network-based privilege escalation, which goes beyond routine patching by touching the trust relationship between device and cloud tenant.
Description
CVE-2026-109469 is an authorization bypass (CWE-639, user-controlled key) in Microsoft Entra ID device registration. An attacker can achieve privilege escalation over the network by manipulating a user-controlled key that is supposed to bind devices to identities. The affected surface is therefore the cloud identity layer rather than an individual endpoint; compromised device objects may, depending on tenant configuration, affect Conditional Access and device-based trust relationships. The NVD entry reports no evidence of active exploitation, no proof-of-concept, and no CISA KEV listing. Vulnerabilities of this class typically require a valid account in the target tenant, while exploitation itself occurs purely through network requests.
Risk score
- cvss base
- 100.00
- kev bonus
- 0.00
- epss bonus
- 0.00
- poc bonus
- 0.00
- raw before weight
- 100.00
- industry weight
- 1.21
- freshness factor
- 1.00
- exploitability factor
- 1.00
- days old
- 0.00
- vendor mismatch penalty
- 0.00
Path: operational