CVE-2026-24306CWE-284

Azure Front Door Elevation of Privilege Vulnerability

Critical · published January 22, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
57.7
In the wild
Unconfirmed
What it is

🔥 A sneaky privilege escalation in Azure Front Door lets attackers waltz right in and elevate their access without breaking a sweat! Think of it like a hotel where anyone can upgrade their room without authorization — a VIP experience handed out to just about anyone who walks in. This flaw in access control means the usual gates are surprisingly unguarded. An unauthorized attacker could potentially access sensitive resources, gaining control over the network with the ability to manipulate data or launch further attacks. This could lead to devastating data breaches or service disruptions, making the stakes incredibly high!

Put simply

Think of it like a hotel where anyone can upgrade their room without authorization — a VIP experience handed out to just about anyone who walks in. This flaw in access control means the usual gates are surprisingly unguarded. The improper access control in Azure Front Door allows attackers to elevate their privileges by bypassing normal authentication checks, leading them to manipulate or access data that should remain secure.

What to do

An unauthorized attacker could potentially access sensitive resources, gaining control over the network with the ability to manipulate data or launch further attacks. This could lead to devastating data breaches or service disruptions, making the stakes incredibly high! Immediately review and tighten your access controls for Azure Front Door. Implement role-based access controls (RBAC) and ensure that only authorized users have elevated privileges. It's crucial to regularly audit access logs for suspicious activity and update to the latest security patches. You've got this! Stay proactive, strengthen those defenses, and make the internet a safer place! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00849 · 57.7th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-01-22T22:47Z
EPSS history
Timeline
  • 22 JAN 22:47Z
    Azure Front Door Elevation of Privilege Vulnerability
    cvelistv5