Windows Server 2012 R2

productUS

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

unpatched

by severity

5critical183high260medium41low

updated 2026-10-28

vulnerabilities (1,685)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-34527US	high9.0OT critical	99.8% (100th)	KEV	6.3.9600.20046	2021-07-02	2 versions
CVE-2023-36884US	—OT critical	99.4% (100th)	KEV	6.3.9600.21503	2023-07-11	2 versions
CVE-2022-30190US	high9.3OT critical	99.2% (100th)	KEV	6.3.9600.20402	2022-06-01	2 versions
CVE-2021-40444US	medium6.8OT critical	97.8% (100th)	KEV	6.3.9600.20120	2021-09-15	2 versions
CVE-2023-36025US	high8.8OT critical	88.1% (100th)	KEV	6.3.9600.21668	2023-11-14	2 versions
CVE-2025-33053US	—OT critical	87.0% (100th)	KEV	6.3.9600.22620	2025-06-10	2 versions
CVE-2024-43451US	—OT critical	84.3% (100th)	KEV	6.3.9600.22267	2024-11-12	2 versions
CVE-2024-38112US	—OT critical	84.2% (100th)	KEV	6.3.9600.22074	2024-07-09	2 versions
CVE-2022-26923US	high9.0OT critical	83.5% (100th)	KEV	6.3.9600.20919	2022-05-10	2 versions
CVE-2025-33073US	—OT critical	82.7% (100th)	KEV	6.3.9600.22620	2025-06-10	2 versions
CVE-2021-42287US	medium6.5OT critical	77.2% (100th)	KEV	6.3.9600.20174	2021-11-10	2 versions
CVE-2021-42278US	medium6.5OT critical	73.3% (99th)	KEV	6.3.9600.20174	2021-11-10	2 versions
CVE-2021-36942US	medium5.0OT critical	66.0% (99th)	KEV	6.3.9600.20094	2021-08-12	2 versions
CVE-2026-21510US	—OT critical	61.2% (99th)	KEV	6.3.9600.23022	2026-02-10	2 versions
CVE-2023-28252US	—OT critical	48.9% (99th)	KEV	6.3.9600.20919	2023-04-11	2 versions
CVE-2023-36874US	—OT critical	42.6% (99th)	KEV	6.3.9600.21075	2023-07-11	2 versions
CVE-2023-29336US	—OT critical	41.2% (99th)	KEV	6.3.9600.20969	2023-05-09	2 versions
CVE-2022-21999US	medium4.6OT critical	41.0% (99th)	KEV	6.3.9600.20269	2022-02-09	2 versions
CVE-2023-21674US	—OT critical	34.2% (98th)	KEV	6.3.9600.20778	2023-01-10	2 versions
CVE-2024-38193US	—OT critical	28.7% (98th)	KEV	6.3.9600.22134	2024-08-13	2 versions
CVE-2022-37969US	—OT critical	28.3% (98th)	KEV	6.3.9600.20571	2022-09-13	2 versions
CVE-2025-30397US	—OT critical	27.3% (98th)	KEV	6.3.9600.22577	2025-05-13	2 versions
CVE-2024-49138US	—OT critical	26.2% (98th)	KEV	6.3.9600.22318	2024-12-12	2 versions
CVE-2024-35250US	—OT critical	25.2% (98th)	KEV	6.3.9600.22023	2024-06-11	2 versions
CVE-2025-29824US	—OT critical	19.3% (97th)	KEV	6.3.9600.22523	2025-04-08	2 versions
CVE-2022-22718US	high7.2OT critical	18.5% (97th)	KEV	6.3.9600.20269	2022-02-09	2 versions
CVE-2022-26904US	medium4.4OT critical	16.9% (97th)	KEV	6.3.9600.20337	2022-04-15	2 versions
CVE-2023-36424US	high7.8OT critical	12.1% (96th)	KEV	6.3.9600.21668	2023-11-14	2 versions
CVE-2022-24521US	medium4.6OT critical	7.13% (94th)	KEV	6.3.9600.20337	2022-04-15	2 versions
CVE-2023-21823US	—OT critical	5.56% (93rd)	KEV	6.3.9600.20821	2023-02-14	2 versions
CVE-2026-21533US	—OT critical	4.18% (91st)	KEV	6.3.9600.23022	2026-02-10	2 versions
CVE-2021-36955US	medium4.6OT critical	4.07% (91st)	KEV	6.3.9600.20120	2021-09-15	2 versions
CVE-2024-26169US	—OT critical	3.98% (90th)	KEV	6.3.9600.21871	2024-03-12	2 versions
CVE-2025-32709US	—OT critical	1.82% (79th)	KEV	6.3.9600.22577	2025-05-13	2 versions
CVE-2023-28229US	—OT critical	1.67% (77th)	KEV	6.3.9600.20919	2023-04-11	2 versions
CVE-2022-34713US	—OT critical	67.8% (99th)	KEV	6.3.9600.20520	2022-08-09	2 versions
CVE-2024-43572US	—OT critical	66.7% (99th)	KEV	6.3.9600.22221	2024-10-08	2 versions
CVE-2024-43461US	—OT critical	54.5% (99th)	KEV	6.3.9600.22175	2024-09-10	2 versions
CVE-2024-43573US	high8.1OT critical	46.1% (99th)	KEV	6.3.9600.22221	2024-10-08	2 versions
CVE-2024-38178US	—OT critical	41.4% (99th)	KEV	6.3.9600.22134	2024-08-13	2 versions
CVE-2021-34448US	high9.3OT critical	40.1% (99th)	KEV	6.3.9600.20069	2021-07-16	2 versions
CVE-2022-41128US	—OT critical	24.6% (98th)	KEV	6.3.9600.20671	2022-11-09	2 versions
CVE-2021-34484US	medium4.6OT critical	21.8% (98th)	KEV	6.3.9600.20094	2021-08-12	2 versions
CVE-2023-36563US	medium5.5OT critical	20.3% (97th)	KEV	6.3.9600.21620	2023-10-10	2 versions
CVE-2021-41379US	medium4.6OT critical	19.5% (97th)	KEV	6.3.9600.20174	2021-11-10	2 versions
CVE-2022-22047US	high7.2OT critical	18.8% (97th)	KEV	6.3.9600.20478	2022-07-12	2 versions
CVE-2023-36036US	high7.8OT critical	16.7% (97th)	KEV	6.3.9600.21668	2023-11-14	2 versions
CVE-2026-21513US	—OT critical	15.9% (97th)	KEV	6.3.9600.23022	2026-02-10	2 versions
CVE-2022-38028US	—OT critical	14.9% (97th)	KEV	6.3.9600.20625	2022-10-11	2 versions
CVE-2024-38213US	—OT critical	13.6% (96th)	KEV	6.3.9600.22023	2024-08-13	2 versions

showing 50 of 1,685

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

CWE-20Improper Input Validation354 CVEs
CWE-264CWE-264217 CVEs
CWE-122Heap-based Buffer Overflow202 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor154 CVEs
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')148 CVEs
CWE-269Improper Privilege Management142 CVEs
CWE-416Use After Free140 CVEs
CWE-125Out-of-bounds Read112 CVEs

sources (1)

Which sources assert this record, and when.

USMicrosoft MSRC (CSAF)1,685 CVEs

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