What’s Vulnerable › Vulnerabilities

CVE-2025-21396: Microsoft Account Elevation of Privilege Vulnerability

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-01-29 · updated 2026-06-17
• Weakness: CWE-862

Description

Missing authorization in Microsoft Account allows an unauthorized attacker to elevate privileges over a network.

Affected products

• Microsoft Account: all versions
• Microsoft Account: all versions

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21396

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