Vulnerability in Azure Access Operating System Affecting Multiple Versions
CVE-2025-12219

10CRITICAL

Key Information:

Vendor
CVE Published:
25 October 2025

What is CVE-2025-12219?

A security vulnerability exists within the components of the Azure Access Operating System that impacts specific versions, making them susceptible to exploitation. The affected components include BLU-IC2 and BLU-IC4, both of which are vulnerable through the version 1.19.5. Organizations utilizing these versions should assess their systems and apply necessary security measures to mitigate potential risks.

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Affected Version(s)

BLU-IC2 0 <= 1.19.5

BLU-IC4 0 <= 1.19.5

References

CVSS V4

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Kevin Schaller
Benjamin Lafois
Alexi Bitsios
Sebastian Toscano
Dominik Schneider
.