Improper Access Control in Azure Front Door by Microsoft
CVE-2026-24306

9.8CRITICAL

Key Information:

Vendor

Microsoft
Status
Azure Front Door
Vendor
CVE Published:
22 January 2026

What is CVE-2026-24306?

An improper access control vulnerability in Azure Front Door enables unauthorized users to elevate their privileges within a network. This could allow malicious actors to gain access to sensitive information and perform tasks beyond their authorized capabilities, posing a severe risk to security and data integrity. Organizations utilizing Azure Front Door must take necessary actions to mitigate this risk and reinforce their security posture.

Affected Version(s)

Azure Front Door -

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.