Vulnerability · Published Nov 26, 2025 · Assigned by microsoft
CVE-2025-64657Azure Application Gateway Elevation of Privilege Vulnerability
Critical 9.8
In plain English
A critical-severity out-of-bounds write in Azure App Gateway from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.7%top 48.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Stack-based buffer overflow in Azure Application Gateway allows an unauthorized attacker to elevate privileges over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Azure App Gateway | - |
Weakness: CWE-787 · 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 Application Gateway Elevation of Privilege Vulnerability vendor-advisory, patch