What’s Vulnerable › Vulnerabilities

CVE-2020-1458

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 10.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-07-14 · updated 2026-06-17
• Weakness: CWE-426

Description

A remote code execution vulnerability exists when Microsoft Office improperly validates input before loading dynamic link library (DLL) files, aka 'Microsoft Office Remote Code Execution Vulnerability'.

Affected products

• Microsoft 365 Apps: all versions
• Microsoft 365 Apps for Enterprise for 32-bit Systems: all versions
• Microsoft 365 Apps for Enterprise for 64-bit Systems: all versions

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1458
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1458

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