Search Results (283 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2001-1319 1 Microsoft 1 Exchange Server 2026-04-16 N/A
Microsoft Exchange 5.5 2000 allows remote attackers to cause a denial of service (hang) via exceptional BER encodings for the LDAP filter type field, as demonstrated by the PROTOS LDAPv3 test suite.
CVE-2006-1193 1 Microsoft 1 Exchange Server 2026-04-16 N/A
Cross-site scripting (XSS) vulnerability in Microsoft Exchange Server 2000 SP1 through SP3, when running Outlook Web Access (OWA), allows user-assisted remote attackers to inject arbitrary HTML or web script via unknown vectors related to "HTML parsing."
CVE-1999-0993 1 Microsoft 1 Exchange Server 2026-04-16 N/A
Modifications to ACLs (Access Control Lists) in Microsoft Exchange 5.5 do not take effect until the directory store cache is refreshed.
CVE-2005-0738 1 Microsoft 1 Exchange Server 2026-04-16 N/A
Stack consumption vulnerability in Microsoft Exchange Server 2003 SP1 allows users to cause a denial of service (hang) by deleting or moving a folder with deeply nested subfolders, which causes Microsoft Exchange Information Store service (Store.exe) to hang as a result of a large number of recursive calls.
CVE-2003-0712 1 Microsoft 1 Exchange Server 2026-04-16 N/A
Cross-site scripting (XSS) vulnerability in the HTML encoding for the Compose New Message form in Microsoft Exchange Server 5.5 Outlook Web Access (OWA) allows remote attackers to execute arbitrary web script.
CVE-2002-0507 2 Microsoft, Rsa 2 Exchange Server, Securid 2026-04-16 N/A
An interaction between Microsoft Outlook Web Access (OWA) with RSA SecurID allows local users to bypass the SecurID authentication for a previous user via several submissions of an OWA Authentication request with the proper OWA password for the previous user, which is eventually accepted by OWA.
CVE-2002-0055 1 Microsoft 3 Exchange Server, Windows 2000, Windows Xp 2026-04-16 N/A
SMTP service in Microsoft Windows 2000, Windows XP Professional, and Exchange 2000 allows remote attackers to cause a denial of service via a command with a malformed data transfer (BDAT) request.
CVE-2001-0146 1 Microsoft 2 Exchange Server, Internet Information Services 2026-04-16 N/A
IIS 5.0 and Microsoft Exchange 2000 allow remote attackers to cause a denial of service (memory allocation error) by repeatedly sending a series of specially formatted URL's.
CVE-2005-0044 1 Microsoft 7 Exchange Server, Windows 2000, Windows 2003 Server and 4 more 2026-04-16 N/A
The OLE component in Windows 98, 2000, XP, and Server 2003, and Exchange Server 5.0 through 2003, does not properly validate the lengths of messages for certain OLE data, which allows remote attackers to execute arbitrary code, aka the "Input Validation Vulnerability."
CVE-2000-1139 1 Microsoft 1 Exchange Server 2026-04-16 N/A
The installation of Microsoft Exchange 2000 before Rev. A creates a user account with a known password, which could allow attackers to gain privileges, aka the "Exchange User Account" vulnerability.
CVE-2000-1006 1 Microsoft 1 Exchange Server 2026-04-16 N/A
Microsoft Exchange Server 5.5 does not properly handle a MIME header with a blank charset specified, which allows remote attackers to cause a denial of service via a charset="" command, aka the "Malformed MIME Header" vulnerability.
CVE-2003-0904 1 Microsoft 3 Exchange Server, Sharepoint Services, Windows Server 2003 2026-04-16 N/A
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.
CVE-1999-1322 2 Broadcom, Microsoft 3 Arcserve Backup, Inoculan, Exchange Server 2026-04-16 N/A
The installation of 1ArcServe Backup and Inoculan AV client modules for Exchange create a log file, exchverify.log, which contains usernames and passwords in plaintext.
CVE-2026-26137 1 Microsoft 3 365 Copilot Business Chat, 365 Copilot Chat, Exchange Online 2026-04-14 9.9 Critical
Server-side request forgery (ssrf) in Microsoft Exchange allows an authorized attacker to elevate privileges over a network.
CVE-2023-21529 1 Microsoft 1 Exchange Server 2026-04-14 8.8 High
Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2025-58107 1 Microsoft 4 Exchange, Exchange Server, Exchange Server 2016 and 1 more 2026-03-03 7.5 High
In Microsoft Exchange through 2019, Exchange ActiveSync (EAS) configurations on on-premises servers may transmit sensitive data from Samsung mobile devices in cleartext, including the user's name, e-mail address, device ID, bearer token, and base64-encoded password.
CVE-2021-1730 1 Microsoft 1 Exchange Server 2026-02-24 5.4 Medium
<p>A spoofing vulnerability exists in Microsoft Exchange Server which could result in an attack that would allow a malicious actor to impersonate the user.</p> <p>This update addresses this vulnerability.</p> <p>To prevent these types of attacks, Microsoft recommends customers to download inline images from different DNSdomains than the rest of OWA. Please see further instructions in the FAQ to put in place this mitigations.</p>
CVE-2020-16969 1 Microsoft 1 Exchange Server 2026-02-23 7.1 High
<p>An information disclosure vulnerability exists in how Microsoft Exchange validates tokens when handling certain messages. An attacker who successfully exploited the vulnerability could use this to gain further information from a user.</p> <p>To exploit the vulnerability, an attacker could include specially crafted OWA messages that could be loaded, without warning or filtering, from the attacker-controlled URL. This callback vector provides an information disclosure tactic used in web beacons and other types of tracking systems.</p> <p>The security update corrects the way that Exchange handles these token validations.</p>
CVE-2020-16875 1 Microsoft 1 Exchange Server 2026-02-23 8.4 High
<p>A remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.</p> <p>An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user. Exploitation of the vulnerability requires an authenticated user in a certain Exchange role to be compromised.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Exchange handles cmdlet arguments.</p>
CVE-2021-31207 1 Microsoft 1 Exchange Server 2025-10-30 6.6 Medium
Microsoft Exchange Server Security Feature Bypass Vulnerability