Microsoft · Security update · April 13, 2021

KB3017810: April 2021 security update

KB3017810, released April 13, 2021, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

HighUnsupported product
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0367
89th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 2 Routine 1

Applies to

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
High CVE-2021-28454 Microsoft Office Excel Remote Code Execution 7.8 0.0335 Exploitation Less Likely
High CVE-2021-28449 Microsoft Office Excel Remote Code Execution 7.8 0.0269 Exploitation Less Likely
Routine CVE-2021-28456 Microsoft Office Excel Information Disclosure 5.5 0.0367 Exploitation Less Likely
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