Description of the security update for Microsoft Exchange Server 2016 CU23: July 14, 2026 (KB5103215)

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KLA91048 SUI vulnerability in Microsoft Products (ESU)

A spoofing vulnerability was found in Microsoft Microsoft Products Extended Security Update. Malicious users can exploit this vulnerability to perform cross-site scripting attack, spoof user interface. Original advisories CVE-2026-42897 Exploitation Public exploits exist for this vulnerability...

Hotfix update for Exchange Server 2016 CU23 HU18: September 8, 2025 (KB5066370)

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Hotfix update for Exchange Server 2016 CU23: April 18, 2025 (KB5050674)

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KLA77113 SUI vulnerability in Microsoft Server Software

Security UI vulnerability was found in Microsoft Server Software. Malicious users can exploit this vulnerability to spoof user interface. Original advisories CVE-2024-49040 Exploitation Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details. Related...

A week in security (October 14 – October 20)

Last week on Malwarebytes Labs: Unauthorized data access vulnerability in macOS is detailed by Microsoft 23andMe will retain your genetic information, even if you delete the account "Nudify" deepfake bots remove clothes from victims in minutes, and millions are using them Tor Browser and Firefox...

KLA61978 Multiple vulnerabilities in Microsoft Server Software

Multiple vulnerabilities were found in Microsoft Server Software. Malicious users can exploit these vulnerabilities to execute arbitrary code, spoof user interface. Below is a complete list of vulnerabilities: 1. A remote code execution vulnerability in Microsoft Exchange Server can be exploited...

Microsoft Confirms 2 New Exchange Zero-Day Flaws Being Used in the Wild

Microsoft officially disclosed it investigating two zero-day security vulnerabilities impacting Exchange Server 2013, 2016, and 2019 following reports of in-the-wild exploitation. "The first vulnerability, identified as CVE-2022-41040, is a Server-Side Request Forgery SSRF vulnerability, while th...

You only have nine months to ditch Exchange Server 2013

Microsoft has posted a reminder that Exchange Server 2013 reaches End of Support EoS on April 11, 2023. Thats a little more than 9 months from now. A useful and timely reminder, since we all realize that it takes some time to migrate to a different system. Every Windows product has a lifecycle. T...

Microsoft Exchange Server 安全漏洞

Microsoft Exchange Server is the United States Microsoft Microsoft company's set of e-mail service program. It provides email access, storage, forwarding, voice mail, email filtering and screening. A security vulnerability exists in Microsoft Exchange Server. The following products and versions a...

Microsoft Exchange Server 代码注入漏洞

Microsoft Exchange Server is the United States Microsoft Microsoft company's set of e-mail service program. It provides email access, storage, forwarding, voicemail, email filtering and screening, and other features. A code injection vulnerability exists in Microsoft Exchange Server. The followin...

KLA12342 Multiple vulnerabilities in Microsoft Server Software

Multiple vulnerabilities were found in Microsoft Server Software. Malicious users can exploit these vulnerabilities to perform cross-site scripting attack, execute arbitrary code, spoof user interface. Below is a complete list of vulnerabilities: 1. A spoofing vulnerability in Microsoft Exchange...

Microsoft Exchange Server 输入验证错误漏洞

Microsoft Exchange Server is the United States Microsoft Microsoft company's set of e-mail service program. It provides email access, storage, forwarding, voicemail, email filtering and screening, and other features. An input validation error vulnerability exists in Microsoft Exchange Server. The...

Microsoft Exchange Server 权限许可和访问控制问题漏洞

Microsoft Exchange Server is the United States Microsoft Microsoft company's set of e-mail service program. It provides email access, storage, forwarding, voice mail, email filtering and screening. A vulnerability exists in Microsoft Exchange Server with privilege permission and access control...

Cumulative Update 21 for Exchange Server 2016 (KB5003611)

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Microsoft Windows Remote Access Connection Manager 权限许可和访问控制问题漏洞

Microsoft Windows Remote Access Connection Manager is a Windows service from Microsoft that manages virtual private network VPN connections from your computer to the Internet. If you disable this service, the VPN client application If this service is disabled, VPN client applications will not...

Microsoft Exchange Server 代码注入漏洞

Microsoft Exchange Server is the United States Microsoft Microsoft company's set of e-mail service program. It provides email access, storage, forwarding, voicemail, email filtering and screening, and other features. A code injection vulnerability exists in Microsoft Exchange Server. The followin...

Cumulative Update 18 for Exchange Server 2016

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Microsoft Exchange Server DlpUtils AddTenantDlpPolicy Remote Code Execution Exploit

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Exchange Server. Authentication is required to exploit this vulnerability. Additionally, the target user must have the "Data Loss Prevention" role assigned and an active mailbox. If the user is in th...

KLA11820 Multiple vulnerabilities in Microsoft Apps

Multiple vulnerabilities were found in Microsoft Apps. Malicious users can exploit these vulnerabilities to obtain sensitive information. Below is a complete list of vulnerabilities: 1. An information disclosure vulnerability in Remote Desktop Protocol Client can be exploited remotely via special...