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W1
Product
Windows 10 Version 21H2
by Microsoft · last CVE Oct 13, 2026
On CISA KEVExploited in the wildRansomware-linked
3,650
CVEs
100
On KEV
9.9
Max CVSS
582
New 30D
Vulnerabilities3,650In the news12Timeline
Severity mix
Critical 114High 369Medium 17Low 0
Severity
All severities500Critical114High369Medium17Low0
Exploitation
On CISA KEV100Exploited in the wild100
Watch

Add Windows 10 Version 21H2 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-69463
9.8
1%
Sep 8
Windows NTFS Remote Code Execution Vulnerability
Affected: before 10.0.19044.7725; before 10.0.19044.7725; before 10.0.19044.7725
CVE-2026-69491
9.8
1%
Sep 8
Microsoft DirectMusic Remote Code Execution Vulnerability
Affected: before 10.0.19044.7725; before 10.0.19044.7725; before 10.0.19044.7725
CVE-2026-69431
9.8
1%
Sep 8
Telnet Client Remote Code Execution Vulnerability
Affected: before 10.0.19044.7725; before 10.0.19044.7725; before 10.0.19044.7725
CVE-2026-69408
9.8
1%
Sep 8
Microsoft Windows Media Foundation Remote Code Execution Vulnerability
Affected: before 10.0.19044.7725; before 10.0.19044.7725; before 10.0.19044.7725
CVE-2026-69276
9.8
1%
Sep 8
Microsoft UxTheme Library (uxtheme.dll) Remote Code Execution Vulnerability
Affected: before 10.0.19044.7725; before 10.0.19044.7725; before 10.0.19044.7725
CVE-2026-58594
9.8
1%
Jul 14
Remote Desktop Client Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-57089
9.8
1%
Jul 14
Windows SMB Server Network Transport Driver (srvnet.sys) Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-57090
9.8
1%
Jul 14
Microsoft Windows Media Foundation Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-56190
9.8
1%
Jul 14
Remote Desktop Protocol Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548
CVE-2026-50447
9.8
1%
Jul 14
Windows Message Queuing Service (MSMQ) Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-50439
9.8
1%
Jul 14
Microsoft Message Queuing Queue Manager Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-50330
9.8
1%
Jul 14
Windows Remote Desktop Client Elevation of Privilege Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-50694
9.8
1%
Jul 14
Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-54995
9.8
1%
Jul 14
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-49172
9.8
1%
Jul 14
Windows FTP Service Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-49164
9.8
1%
Jul 14
Windows Active Directory Domain Services Remote Code Execution Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-42990
9.8
1%
Jul 14
SQL Server ODBC driver Elevation of Privilege Vulnerability
Affected: before 10.0.19044.7548; before 10.0.19044.7548; before 10.0.19044.7548
CVE-2026-44815
9.8
1%
Jun 9
DHCP Client Service Remote Code Execution Vulnerability
Affected: before 10.0.19044.7417; before 10.0.19044.7417; before 10.0.19044.7417
CVE-2026-47291
9.8
25%
Jun 9
HTTP.sys Remote Code Execution Vulnerability
Affected: before 10.0.19044.7417; before 10.0.19044.7417; before 10.0.19044.7417
CVE-2025-60724
9.8
6%
Nov 11
Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network
Affected: before 10.0.19044.6575
CVE-2025-55234
9.8
21%
Sep 9
SMB Server might be susceptible to relay attacks depending on the configuration
Affected: before 10.0.19044.6332
CVE-2025-53766
9.8
8%
Aug 12
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network
Affected: before 10.0.19044.6216
CVE-2025-47981
9.8
41%
Jul 8
Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network
Affected: before 10.0.19044.6093
CVE-2025-21307
9.8
2%
Jan 14
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
Affected: before 10.0.19044.5371
CVE-2025-21298
9.8
74%
Jan 14
Windows OLE Remote Code Execution Vulnerability
Affected: before 10.0.19044.5371
CVE-2024-49112
9.8
72%
Dec 12
Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
Affected: before 10.0.19044.5247
CVE-2024-21416
9.8
1%
Sep 10
Windows TCP/IP Remote Code Execution Vulnerability
Affected: before 10.0.19044.4894
CVE-2024-38240
9.8
1%
Sep 10
Windows Remote Access Connection Manager Elevation of Privilege Vulnerability
Affected: before 10.0.19044.4894
CVE-2024-38199
9.8
2%
Aug 13
Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability
Affected: before 10.0.19044.4780
CVE-2024-38140
9.8
4%
Aug 13
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
Affected: before 10.0.19044.4780
CVE-2024-38063
9.8
71%
Aug 13
Windows TCP/IP Remote Code Execution Vulnerability
Affected: before 10.0.19044.4780
CVE-2023-36397
9.8
18%
Nov 14
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3693; before 10.0.19041.3693; before 10.0.19041.3693
CVE-2023-36028
9.8
3%
Nov 14
Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3693; before 10.0.19041.3693; before 10.0.19041.3693
CVE-2023-38545
9.8
79%
Oct 18
This flaw makes curl overflow a heap based buffer in the SOCKS5 proxy handshake
Affected: before 10.0.19044.3693
CVE-2023-36434
9.8
2%
Oct 10
Windows IIS Server Elevation of Privilege Vulnerability
Affected: before 10.0.19041.3570
CVE-2023-35349
9.8
3%
Oct 10
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3570
CVE-2023-38186
9.8
1%
Aug 8
Windows Mobile Device Management Elevation of Privilege Vulnerability
Affected: All versions, or not specified
CVE-2023-36911
9.8
2%
Aug 8
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Affected: before 10.0.19044.3324
CVE-2023-36910
9.8
3%
Aug 8
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Affected: before 10.0.19044.3324
CVE-2023-36903
9.8
2%
Aug 8
Windows System Assessment Tool Elevation of Privilege Vulnerability
Affected: before 10.0.19044.3324
CVE-2023-35385
9.8
2%
Aug 8
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Affected: before 10.0.19044.3324
CVE-2023-35367
9.8
2%
Jul 11
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3208
CVE-2023-35366
9.8
2%
Jul 11
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3208
CVE-2023-35365
9.8
2%
Jul 11
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3208
CVE-2023-33154
9.8
1%
Jul 11
Windows Partition Management Driver Elevation of Privilege Vulnerability
Affected: before 10.0.19041.3208
CVE-2023-32057
9.8
2%
Jul 11
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
Affected: before 10.0.19041.3208
CVE-2023-32056
9.8
1%
Jul 11
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
Affected: before 10.0.19041.3208
CVE-2023-32015
9.8
2%
Jun 14
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
Affected: before 10.0.19044.3086
CVE-2023-32014
9.8
2%
Jun 14
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
Affected: before 10.0.19044.3086
CVE-2023-29363
9.8
2%
Jun 14
Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability
Affected: before 10.0.19044.3086
Page 2 of 3 · 114 total
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The 500 most important CVEs for this product (exploited first, then by severity)