Microsoft · Security update · September 16, 2025

KB5002781: September 2025 security update

KB5002781, released September 16, 2025, fixes 2 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Exploitation more likely

Microsoft's assessment

Highest EPSS

0.0084

57th percentile

Priority of the 2 CVEs

Patch now 0
                                Urgent 1
                                High 1
                                Routine 0

Applies to

Product
Microsoft Office 2016 (32-bit edition)
Microsoft Office 2016 (64-bit edition)

CVEs this fix closes

Priority	CVE	Component	Impact	CVSS	EPSS	Exploitation
Urgent	CVE-2025-54910	Microsoft Office	Remote Code Execution	8.4	0.0061	Exploitation Less Likely
High	CVE-2025-54906	Microsoft Office	Remote Code Execution	7.8	0.0084	Exploitation Less Likely

Released the same day

KB5002762
Microsoft Excel 2016 (32-bit edition), Microsoft Excel 2016 (64-bit edition)

Vendor advisory

https://support.microsoft.com/help/5002781

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