What’s Vulnerable › Vulnerabilities

CVE-2018-8581: Microsoft Exchange Server Privilege Escalation Vulnerability

• Severity: high (CVSS 7.4 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-03-03
• EPSS: 27.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-11-14 · updated 2026-06-17

Description

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

Affected products

• Microsoft Exchange Server: 2010, 2013, 2016, 2019
• Microsoft Exchange Server: 2010, 2013, 2016, 2019

References

• http://www.securityfocus.com/bid/105837
• http://www.securitytracker.com/id/1042141
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8581
• http://www.securityfocus.com/bid/105837
• http://www.securitytracker.com/id/1042141
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8581
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8581

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