Microsoft Azure Application Gateway vulnerabilities

2 CVEs affecting Microsoft Azure Application Gateway, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-64657, published 2025-11-26.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2025-64657, published 2025-11-26. Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days. Stack-based buffer overflow in Azure Application Gateway allows an unauthorized attacker to elevate privileges over a network.
• CVE-2025-64656, published 2025-11-26. Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days. Out-of-bounds read in Application Gateway allows an unauthorized attacker to elevate privileges over a network.