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...

Description of the security update for Microsoft Exchange Server 2019 CU14: February 10, 2026 (KB5074994)

Description of the security update for Microsoft Exchange Server 2019 CU14: February 10, 2026 KB5074994 This security update resolves vulnerabilities in Microsoft Exchange Server. To learn more about these vulnerabilities, see the following Common Vulnerabilities and Exposures CVE: CVE-2026-21527...

Description of the security update for Microsoft Exchange Server 2019 CU15: February 10, 2026 (KB5074993)

Description of the security update for Microsoft Exchange Server 2019 CU15: February 10, 2026 KB5074993 This security update resolves vulnerabilities in Microsoft Exchange Server. To learn more about these vulnerabilities, see the following Common Vulnerabilities and Exposures CVE: CVE-2026-21527...

Hotfix update for Exchange Server 2019 CU15 HU4: September 8, 2025 (KB5066372)

Hotfix update for Exchange Server 2019 CU15 HU4: September 8, 2025 KB5066372 Hotfix update HU 4 for Microsoft Exchange Server 2019 CU15 was released on September 8, 2025. It includes fixes for non-security issues and may introduces new features. These fixes and features will also be included in...

Description of the security update for Microsoft Exchange Server 2019: August 12, 2025 (KB5063222)

Description of the security update for Microsoft Exchange Server 2019: August 12, 2025 KB5063222 Original article content This security update rollup resolves vulnerabilities in Microsoft Exchange Server. To learn more about these vulnerabilities, see the following Common Vulnerabilities and...

Description of the security update for Microsoft Exchange Server 2019: August 12, 2025 (KB5063221)

Description of the security update for Microsoft Exchange Server 2019: August 12, 2025 KB5063221 Original article content This security update rollup resolves vulnerabilities in Microsoft Exchange Server. To learn more about these vulnerabilities, see the following Common Vulnerabilities and...

Hotfix update for Exchange Server 2019 CU15 HU2: May 29, 2025 (KB5057651)

Hotfix update for Exchange Server 2019 CU15 HU2: May 29, 2025 KB5057651 Hotfix update for Microsoft Exchange Server 2019 CU15 HU2 was released on May 29, 2025. It includes fixes for nonsecurity issues and introduces new features. These fixes and features will also be included in later cumulative...

Hotfix update for Exchange Server 2019 CU14 HU5: May 29, 2025 (KB5057652)

Hotfix update for Exchange Server 2019 CU14 HU5: May 29, 2025 KB5057652 Hotfix update for Microsoft Exchange Server 2019 CU14 HU5 was released on May 29, 2025. It includes fixes for nonsecurity issues and introduces new features. These fixes and features will also be included in later cumulative...

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...

Description of Security Update 5 for Exchange Server 2019: March 12, 2024 (KB5036402)

Description of Security Update 5 for Exchange Server 2019: March 12, 2024 KB5036402 This security update rollup resolves vulnerabilities in Microsoft Exchange Server. To learn more about these vulnerabilities, see the following Common Vulnerabilities and Exposures CVE and security advisory:...

Microsoft Exchange vulnerability actively exploited

As it turns out, there was another actively exploited vulnerability included in Microsoft’s patch Tuesday updates for February. When Microsoft said in its update guide for CVE-2024-21410 that the vulnerability was likely to be exploited by attackers, they weren’t kidding. Soon after they changed...

Cumulative Update 14 for Exchange Server 2019 (KB5035606)

Cumulative Update 14 for Exchange Server 2019 KB5035606 Important: This regularly scheduled cumulative update contains all the security fixes of the security updates in February and previous security updates. Cumulative Update 14 for Microsoft Exchange Server 2019 was released on February 13, 202...

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...

GSD-2022-1006325 unknown in Exchange Server version Exchange Server 2019

In Microsoft Exchange Server version Exchange Server 2019 and possibly earlier an undisclosed vulnerability exists in an undisclosed component that can be attacked via the network, reportedly resulting in remote code execution. This is also known as ZDI-CAN-18333, and public reports of exploitati...

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 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...

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...

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 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...