CVE-2018-8448

5.4 mediumEPSS 3.2%

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

Severity

CVSS 3.0

5.4 medium

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS: 3.2% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2018-10-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:exchange_server

References

http://www.securityfocus.com/bid/105492
http://www.securitytracker.com/id/1041836
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8448
http://www.securityfocus.com/bid/105492
http://www.securitytracker.com/id/1041836

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