Known vulnerabilities in Windows Server - page 85

Vendor: Microsoft
Software: Windows Server
Software CPE: cpe:2.3:o:microsoft:windows_server:*:*:*:*:*:*:*:*
Website: https://www.microsoft.com
Total vulnerabilities: 8285
Public exploits: 499
Known exploited (KEV): 274

Breakdown by Severity Chart

Severity distribution of vulnerabilities affecting Windows Server Windows Server is affected by 8285 known vulnerabilities: 96 critical, 1510 high, 1532 medium, 5147 low Critical High Medium Low

Vulnerabilities (8285)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU121417 - Use After Free
CVE-2026-20870		 CWE-416 Low
No
No
 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011470
#VU121405 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-20869		 CWE-362 Low
No
No
 2008 R2 6.1.7601.28117, 2008 6.0.6003.23717, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011458
#VU121391 - Heap-based Buffer Overflow
CVE-2026-20864		 CWE-122 Low
No
No
 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011444
#VU121387 - Improper input validation
CVE-2026-20856		 CWE-20 High
No
No
 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011440
#VU121369 - Incorrect Privilege Assignment
CVE-2026-20852		 CWE-266 Low
No
No
 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011422
#VU121368 - Incorrect Privilege Assignment
CVE-2026-20804		 CWE-266 Low
No
No
 2008 R2 6.1.7601.28117, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.32230 14.01.2026 SB2026011422
#VU121363 - Exposure of sensitive information to an unauthorized actor
CVE-2026-20847		 CWE-200 Medium
No
No
 2008 R2 6.1.7601.28117, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011417
#VU121357 - Use After Free
CVE-2026-20844		 CWE-416 Low
No
No
 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011411
#VU121350 - Use After Free
CVE-2026-20842		 CWE-416 Low
No
No
 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 14.01.2026 SB2026011403
#VU121348 - Reliance on Component That is Not Updateable
CVE-2026-21265		 CWE-1329 Low
No
No
 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.32230 14.01.2026 SB2026011401
#VU121345 - Heap-based Buffer Overflow
CVE-2026-20922		 CWE-122 Medium
No
No
 2008 R2 6.1.7601.28117, 2008 6.0.6003.23717, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113132
#VU121344 - Heap-based Buffer Overflow
CVE-2026-20840		 CWE-122 Medium
No
No
 2008 R2 6.1.7601.28117, 2008 6.0.6003.23717, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113132
#VU121333 - Protection Mechanism Failure
CVE-2026-20824		 CWE-693 Medium
No
No
 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113131
#VU121332 - Out-of-bounds read
CVE-2026-20828		 CWE-125 Low
No
No
 2008 R2 6.1.7601.28117, 2008 6.0.6003.23717, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113130
#VU121331 - Out-of-bounds read
CVE-2026-20829		 CWE-125 Low
No
No
 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113129
#VU121330 - Heap-based Buffer Overflow
CVE-2026-20837		 CWE-122 High
No
No
 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113128
#VU121329 - Improper Access Control
CVE-2026-20839		 CWE-284 Low
No
No
 2008 R2 6.1.7601.28117, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113127
#VU121328 - Use After Free
CVE-2026-20871		 CWE-416 Low
No
No
 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113126
#VU121323 - Use of a Broken or Risky Cryptographic Algorithm
CVE-2026-20833		 CWE-327 Low
No
No
 2008 R2 6.1.7601.28117, 2008 6.0.6003.23717, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113123
SB2026031840
#VU121322 - Reliance on Untrusted Inputs in a Security Decision
CVE-2026-20849		 CWE-807 Medium
No
No
 2008 R2 6.1.7601.28117, 2008 6.0.6003.23717, 2012 R2 6.3.9600.22968, 2012 6.2.9200.25868, 2016 10.0.14393.8783, 2019 10.0.17763.8276, 2022 23H2 10.0.25398.2092, 2022 10.0.20348.4648, 2025 10.0.26100.7623, 2025 10.0.26100.32230 13.01.2026 SB20260113123


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