Filtered by vendor Microsoft Subscriptions
Filtered by product Exchange Server Subscriptions
Total 246 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2026-45503 1 Microsoft 9 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 6 more 2026-07-08 8.1 High
Improper authorization in Microsoft Exchange Server allows an authorized attacker to disclose information over a network.
CVE-2026-45501 1 Microsoft 9 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 6 more 2026-07-08 6.5 Medium
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to perform spoofing over a network.
CVE-2026-45502 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 5 Medium
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to disclose information over a network.
CVE-2026-45504 1 Microsoft 9 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 6 more 2026-06-15 8.8 High
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-47631 1 Microsoft 8 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 5 more 2026-06-15 8.1 High
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2026-42897 1 Microsoft 8 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 5 more 2026-06-15 8.1 High
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2025-53786 1 Microsoft 6 Exchange, Exchange Server, Exchange Server 2016 and 3 more 2026-06-15 8 High
On April 18th 2025, Microsoft announced Exchange Server Security Changes for Hybrid Deployments and accompanying non-security Hot Fix. Microsoft made these changes in the general interest of improving the security of hybrid Exchange deployments. Following further investigation, Microsoft identified specific security implications tied to the guidance and configuration steps outlined in the April announcement. Microsoft is issuing CVE-2025-53786 to document a vulnerability that is addressed by taking the steps documented with the April 18th announcement. Microsoft strongly recommends reading the information, installing the April 2025 (or later) Hot Fix and implementing the changes in your Exchange Server and hybrid environment.
CVE-2025-25006 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 5.3 Medium
Improper handling of additional special element in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2025-33051 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 7.5 High
Exposure of sensitive information to an unauthorized actor in Microsoft Exchange Server allows an unauthorized attacker to disclose information over a network.
CVE-2025-25005 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 6.5 Medium
Improper input validation in Microsoft Exchange Server allows an authorized attacker to perform tampering over a network.
CVE-2025-25007 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 5.3 Medium
Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2025-59248 1 Microsoft 7 Exchange, Exchange Server, Exchange Server 2016 and 4 more 2026-06-15 7.5 High
Improper input validation in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2025-53782 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 8.4 High
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
CVE-2025-59249 1 Microsoft 7 Exchange, Exchange Server, Exchange Server 2016 and 4 more 2026-06-15 8.8 High
Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
CVE-2025-64667 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 5.3 Medium
User interface (ui) misrepresentation of critical information in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2025-64666 1 Microsoft 5 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 2 more 2026-06-15 7.5 High
Improper input validation in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-21527 1 Microsoft 9 Exchange Server, Exchange Server 2016, Exchange Server 2019 and 6 more 2026-06-15 6.5 Medium
User interface (ui) misrepresentation of critical information in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2007-0039 1 Microsoft 1 Exchange Server 2026-04-23 N/A
The Exchange Collaboration Data Objects (EXCDO) functionality in Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 allows remote attackers to cause a denial of service (crash) via an Internet Calendar (iCal) file containing multiple X-MICROSOFT-CDO-MODPROPS (MODPROPS) properties in which the second MODPROPS is longer than the first, which triggers a NULL pointer dereference and an unhandled exception.
CVE-2009-0099 1 Microsoft 1 Exchange Server 2026-04-23 N/A
The Electronic Messaging System Microsoft Data Base (EMSMDB32) provider in Microsoft Exchange 2000 Server SP3 and Exchange Server 2003 SP2, as used in Exchange System Attendant, allows remote attackers to cause a denial of service (application outage) via a malformed MAPI command, aka "Literal Processing Vulnerability."
CVE-2009-1491 2 Mcafee, Microsoft 2 Groupshield, Exchange Server 2026-04-23 N/A
McAfee GroupShield for Microsoft Exchange on Exchange Server 2000, and possibly other anti-virus or anti-spam products from McAfee or other vendors, does not scan X- headers for malicious content, which allows remote attackers to bypass virus detection via a crafted message, as demonstrated by a message with an X-Testing header and no message body.