Microsoft · Security update · May 11, 2021
KB5001927: May 2021 security update
KB5001927, released May 11, 2021, fixes 4 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.1601
96th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 2
Routine 2
Applies to
| Product |
|---|
| Microsoft Office 2013 RT Service Pack 1 |
| Microsoft Office 2013 Service Pack 1 (32-bit editions) |
| Microsoft Office 2013 Service Pack 1 (64-bit editions) |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2021-31179 | Microsoft Office Excel | Remote Code Execution | 7.8 | 0.1349 | Exploitation Less Likely |
| High | CVE-2021-31175 | Microsoft Office Excel | Remote Code Execution | 7.8 | 0.0316 | Exploitation Less Likely |
| Routine | CVE-2021-31178 | Microsoft Office Excel | Information Disclosure | 5.5 | 0.1601 | Exploitation Less Likely |
| Routine | CVE-2021-31174 | Microsoft Office Excel | Information Disclosure | 5.5 | 0.0294 | Exploitation Less Likely |
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