Vulnerability · Published Jan 22, 2026 · Assigned by microsoft
CVE-2026-24306Azure Front Door Elevation of Privilege Vulnerability
Critical 9.8
In plain English
A critical-severity improper access control in Azure Front Door from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.8%top 41.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Improper access control in Azure Front Door (AFD) allows an unauthorized attacker to elevate privileges over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Azure Front Door | - |
Weakness: CWE-284 · 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
References
- Azure Front Door Elevation of Privilege Vulnerability vendor-advisory, patch