Microsoft · Out-of-band update · July 7, 2021
KB5004948: July 2021 cumulative update for Windows 10 1607
KB5004948, released July 7, 2021, fixes 1 CVE across 4 products. One of them is being exploited (CVE-2021-34527); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEVKnown ransomware use1 publicly disclosed
CVEs closed
1
1 rated Critical
Exploited
1
CVE-2021-34527
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.9979
99th percentile
Applies to
| Product | Build after install |
|---|---|
| Windows 10 Version 1607 for 32-bit Systems | 14393.4470 |
| Windows 10 Version 1607 for x64-based Systems | 14393.4470 |
| Windows Server 2016 | 14393.4470 |
| Windows Server 2016 (Server Core installation) | 14393.4470 |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2021-34527 | Windows Print Spooler Components | Remote Code Execution | 8.8 | 0.9979 | KEVRansomwareDisclosedExploited |
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