Microsoft · Security update · November 12, 2024

KB5049233: November 2024 security update

KB5049233, released November 12, 2024, fixes 1 CVE across 3 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent1 publicly disclosed

CVEs closed

None rated Critical

Exploited

None reported

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.0847

95th percentile

Applies to

Product
Microsoft Exchange Server 2016 Cumulative Update 23
Microsoft Exchange Server 2019 Cumulative Update 13
Microsoft Exchange Server 2019 Cumulative Update 14

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Urgent	CVE-2024-49040	Microsoft Exchange Server	Spoofing	7.5	0.0847	DisclosedMore likely

Released the same day

KB5002619
Microsoft Word 2016 (32-bit edition), Microsoft Word 2016 (64-bit edition)
KB5002642
Microsoft Office 2016 (32-bit edition), Microsoft Office 2016 (64-bit edition)
KB5002648
Microsoft Office Online Server
KB5002653
Microsoft Excel 2016 Click-to-Run (C2R) for 32-bit editions, Microsoft Excel 2016 Click-to-Run (C2R) for 64-bit editions, Microsoft Excel 2016 (32-bit edition) and 1 more
KB5046612
Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016 and 1 more
KB5046613
Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems, Windows 10 Version 21H2 for x64-based Systems and 3 more
KB5046615
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019 and 1 more
KB5046616
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5046617
Windows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems, Windows Server 2025 and 1 more
KB5046618
Windows Server 2022, 23H2 Edition (Server Core installation)
KB5046630
Windows Server 2008 R2 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation), Windows Server 2008 for 32-bit Systems Service Pack 2 and 5 more
KB5046633
Windows 11 Version 22H2 for ARM64-based Systems, Windows 11 Version 22H2 for x64-based Systems, Windows 11 Version 23H2 for ARM64-based Systems and 1 more

Vendor advisory

https://support.microsoft.com/help/5049233

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