What’s Vulnerable › Vulnerabilities

CVE-2020-17091: Microsoft Teams Remote Code Execution Vulnerability

• Severity: medium (CVSS 4.4 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-11 · updated 2026-06-17
• Weakness: CWE-94

Description

Microsoft Teams Remote Code Execution Vulnerability

Affected products

• Microsoft Teams: all versions
• Microsoft Teams: all versions

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17091
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17091

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