Microsoft · Security update · September 8, 2026

KB5002913: September 2026 security update

KB5002913, released September 8, 2026, fixes 2 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
2
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.0082
57th percentile

Priority of the 2 CVEs

Patch now 0 Urgent 0 High 2 Routine 0

Applies to

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
High CVE-2026-69529 Microsoft Office AccessRemote Code Execution8.8 0.0082 Exploitation Less Likely
High CVE-2026-69778 Microsoft Office AccessRemote Code Execution8.8 0.0082 Exploitation Unlikely
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