VendorsMicrosoftexchange_serverall versions
Vulnerabilities

Microsoft Exchange Server

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

259CVEs
CVE-2026-45501
Microsoft Exchange Server Spoofing Vulnerability
Published 2026-06-09 · Modified
6.5EPSS 0.005
CVE-2002-0049
Microsoft Exchange Server 2000 System Attendant gives "Everyone" group privileges to the WinReg key, which could allow remote attackers to read or modify registry keys.
Published 2002-06-25 · Modified
6.4EPSS 0.133
CVE-2010-1689
The DNS implementation in smtpsvc.dll before 6.0.2600.5949 in Microsoft Windows 2000 SP4 and earlier, Windows XP SP3 and earlier, Windows Server 2003 SP2 and earlier, Windows Server 2008 SP2 and earlier, Windows Server 2008 R2, Exchange Server 2003 SP3 and earlier, Exchange Server 2007 SP2 and earlier, and Exchange Server 2010 uses predictable transaction IDs that are formed by incrementing a previous ID by 1, which makes it easier for man-in-the-middle attackers to spoof DNS responses, a different vulnerability than CVE-2010-0024 and CVE-2010-0025.
Published 2010-05-07 · Modified
6.4EPSS 0.066
CVE-2010-1690
The DNS implementation in smtpsvc.dll before 6.0.2600.5949 in Microsoft Windows 2000 SP4 and earlier, Windows XP SP3 and earlier, Windows Server 2003 SP2 and earlier, Windows Server 2008 SP2 and earlier, Windows Server 2008 R2, Exchange Server 2003 SP3 and earlier, Exchange Server 2007 SP2 and earlier, and Exchange Server 2010 does not verify that transaction IDs of responses match transaction IDs of queries, which makes it easier for man-in-the-middle attackers to spoof DNS responses, a different vulnerability than CVE-2010-0024 and CVE-2010-0025.
Published 2010-05-07 · Modified
6.4EPSS 0.066
CVE-2020-17085
Microsoft Exchange Server Denial of Service Vulnerability
Published 2020-11-11 · Modified
6.2EPSS 0.036
CVE-2016-3379
Cross-site scripting (XSS) vulnerability in Microsoft Exchange Server 2016 Cumulative Update 1 and 2 allows remote attackers to inject arbitrary web script or HTML via a meeting-invitation request, aka "Microsoft Exchange Elevation of Privilege Vulnerability."
Published 2016-09-14 · Modified
6.1EPSS 0.082
CVE-2016-0031
Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2016 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Exchange Spoofing Vulnerability," a different vulnerability than CVE-2016-0029.
Published 2016-01-13 · Modified
6.1EPSS 0.076
CVE-2016-0029
Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2016 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Exchange Spoofing Vulnerability," a different vulnerability than CVE-2016-0031.
Published 2016-01-13 · Modified
6.1EPSS 0.076
CVE-2016-0030
Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2013 PS1, 2013 Cumulative Update 10, and 2016 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Exchange Spoofing Vulnerability."
Published 2016-01-13 · Modified
6.1EPSS 0.076
CVE-2016-0032
Cross-site scripting (XSS) vulnerability in Outlook Web Access (OWA) in Microsoft Exchange Server 2013 PS1, 2013 Cumulative Update 10, 2013 Cumulative Update 11, and 2016 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Exchange Spoofing Vulnerability."
Published 2016-01-13 · Modified
6.1EPSS 0.076
CVE-2017-0110
Cross-site scripting (XSS) vulnerability in Microsoft Exchange Outlook Web Access (OWA) allows remote attackers to inject arbitrary web script or HTML via a crafted email or chat client, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability."
Published 2017-03-17 · Modified
6.1EPSS 0.070
CVE-2017-8559
Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an elevation of privilege vulnerability due to the way that Exchange Outlook Web Access (OWA) handles web requests, aka "Microsoft Exchange Cross-Site Scripting Vulnerability". This CVE ID is unique from CVE-2017-8560.
Published 2017-07-11 · Modified
6.1EPSS 0.034
CVE-2017-8560
Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an elevation of privilege vulnerability due to the way that Exchange Outlook Web Access (OWA) handles web requests, aka "Microsoft Exchange Cross-Site Scripting Vulnerability". This CVE ID is unique from CVE-2017-8559.
Published 2017-07-11 · Modified
6.1EPSS 0.034
CVE-2017-8758
Microsoft Exchange Server 2016 allows an elevation of privilege vulnerability when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Cross-Site Scripting Vulnerability."
Published 2017-09-13 · Modified
6.1EPSS 0.034
CVE-2017-8621
Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an open redirect vulnerability that could lead to spoofing, aka "Microsoft Exchange Open Redirect Vulnerability".
Published 2017-07-11 · Modified
6.1EPSS 0.032
CVE-2019-0858
A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0817.
Published 2019-04-09 · Modified
6.1EPSS 0.021
CVE-2019-1266
A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web App (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'.
Published 2019-09-11 · Modified
6.1EPSS 0.020
CVE-2026-45500
Microsoft Exchange Server Spoofing Vulnerability
Published 2026-06-09 · Analyzed
6.1EPSS 0.004
CVE-2003-0904
Microsoft Exchange 2003 and Outlook Web Access (OWA), when configured to use NTLM authentication, does not properly reuse HTTP connections, which can cause OWA users to view mailboxes of other users when Kerberos has been disabled as an authentication method for IIS 6.0, e.g. when SharePoint Services 2.0 is installed.
Published 2004-01-08 · Modified
6.0EPSS 0.082
CVE-2005-0420
Microsoft Outlook Web Access (OWA), when used with Exchange, allows remote attackers to redirect users to arbitrary URLs for login via a link to the owalogon.asp application.
Published 2005-02-15 · Modified
5.81 PoCEPSS 0.256
CVE-2018-8152
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.
Published 2018-05-09 · Modified
5.8EPSS 0.036
CVE-2018-8159
An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.
Published 2018-05-09 · Modified
5.8EPSS 0.036
CVE-2018-8153
A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Spoofing Vulnerability." This affects Microsoft Exchange Server.
Published 2018-05-09 · Modified
5.8EPSS 0.035
CVE-2018-8448
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.
Published 2018-10-10 · Modified
5.8EPSS 0.032
CVE-2019-0817
A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0858.
Published 2019-04-09 · Modified
5.8EPSS 0.023
CVE-2021-1730
Microsoft Exchange Server Spoofing Vulnerability
Published 2021-02-25 · Modified
5.8EPSS 0.018
CVE-2023-36777
Microsoft Exchange Server Information Disclosure Vulnerability
Published 2023-09-12 · Modified
5.7EPSS 0.520
CVE-2022-21979
Microsoft Exchange Server Information Disclosure Vulnerability
Published 2022-08-09 · Modified
5.7EPSS 0.021
CVE-2016-0028
Outlook Web Access (OWA) in Microsoft Exchange Server 2013 SP1, Cumulative Update 11, and Cumulative Update 12 and 2016 Gold and Cumulative Update 1 does not properly restrict loading of IMG elements, which makes it easier for remote attackers to track users via a crafted HTML e-mail message, aka "Microsoft Exchange Information Disclosure Vulnerability."
Published 2016-06-16 · Modified
5.5EPSS 0.226
CVE-2017-8535
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8536, CVE-2017-8537, CVE-2017-8539, and CVE-2017-8542.
Published 2017-05-26 · Modified
5.51 PoCEPSS 0.168
CVE-2017-8536
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8535, CVE-2017-8537, CVE-2017-8539, and CVE-2017-8542.
Published 2017-05-26 · Modified
5.51 PoCEPSS 0.168
CVE-2017-8537
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8535, CVE-2017-8536, CVE-2017-8539, and CVE-2017-8542.
Published 2017-05-26 · Modified
5.51 PoCEPSS 0.168
CVE-2018-0941
Microsoft Exchange Server 2016 Cumulative Update 7 and Microsoft Exchange Server 2016 Cumulative Update 8 allow an information disclosure vulnerability due to how data is imported, aka "Microsoft Exchange Information Disclosure Vulnerability". This CVE is unique from CVE-2018-0924.
Published 2018-03-14 · Modified
5.5EPSS 0.125
CVE-2020-17083
Microsoft Exchange Server Remote Code Execution Vulnerability
Published 2020-11-11 · Modified
5.5EPSS 0.120
CVE-2017-8539
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8535, CVE-2017-8536, CVE-2017-8537, and CVE-2017-8542.
Published 2017-05-26 · Modified
5.5EPSS 0.060
CVE-2017-8542
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to denial of service. aka "Microsoft Malware Protection Engine Denial of Service Vulnerability", a different vulnerability than CVE-2017-8535, CVE-2017-8536, CVE-2017-8537, and CVE-2017-8539.
Published 2017-05-26 · Modified
5.5EPSS 0.060
CVE-2020-0903
A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.
Published 2020-03-12 · Modified
5.4EPSS 0.016
CVE-2019-1137
A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.
Published 2019-07-29 · Modified
5.4EPSS 0.016
CVE-2017-11761
Microsoft Exchange Server 2013 and Microsoft Exchange Server 2016 allow an input sanitization issue with Microsoft Exchange that could potentially result in unintended Information Disclosure, aka "Microsoft Exchange Information Disclosure Vulnerability"
Published 2017-09-13 · Modified
5.3EPSS 0.066
CVE-2022-34692
Microsoft Exchange Server Information Disclosure Vulnerability
Published 2022-08-09 · Modified
5.3EPSS 0.017
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