What’s Vulnerable › Vulnerabilities

CVE-2021-28460: Azure Sphere Unsigned Code Execution Vulnerability

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-13 · updated 2026-06-17

Description

Azure Sphere Unsigned Code Execution Vulnerability

Affected products

• Microsoft Azure Sphere: all versions
• Microsoft Azure Sphere: all versions

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28460
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28460

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