Microsoft Azure Resource Manager vulnerabilities

3 CVEs affecting Microsoft Azure Resource Manager, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-47280, published 2026-05-22.

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

• CVE-2026-42822, published 2026-05-18. Critical severity, CVSS 10.0. EPSS: 0.9% chance of exploitation in the next 30 days. Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges over a network.
• CVE-2026-47280, published 2026-05-22. Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days. Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a network.
• CVE-2026-24304, published 2026-01-23. Critical severity, CVSS 9.9. EPSS: 0.7% chance of exploitation in the next 30 days. Improper access control in Azure Resource Manager allows an authorized attacker to elevate privileges over a network.