Microsoft Windows 11 version 21H2

productDE

cpe:/o:microsoft:windows_11:version_21h2

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

by severity

3critical22high21medium1low

updated 2026-10-27

vulnerabilities (415)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2023-28252US	—OT critical	48.9% (99th)	KEV	no fix	2023-04-11	—
CVE-2024-29988US	—OT critical	45.2% (99th)	KEV	no fix	2024-04-09	—
CVE-2023-36802US	—OT critical	27.9% (98th)	KEV	no fix	2023-09-12	—
CVE-2023-28229US	—OT critical	1.67% (77th)	KEV	no fix	2023-04-11	—
CVE-2023-24880US	—OT critical	78.0% (100th)	KEV	no fix	2023-03-14	—
CVE-2023-36563US	medium5.5OT critical	20.3% (97th)	KEV	no fix	2023-10-10	—
CVE-2023-36584US	—OT critical	3.25% (88th)	KEV	no fix	2023-10-10	—
CVE-2023-21554US	—	95.4% (100th)	Exploit	no fix	2023-04-11	—
CVE-2023-38146US	—	37.4% (99th)	Exploit	no fix	2023-09-12	—
CVE-2023-28231US	high8.8	36.6% (98th)	Exploit	no fix	2023-04-11	—
CVE-2024-26230US	—	24.1% (98th)	Exploit	no fix	2024-04-09	—
CVE-2023-41772US	—	13.3% (96th)	Exploit	no fix	2023-10-10	—
CVE-2024-26218US	—	12.9% (96th)	Exploit	no fix	2024-04-09	—
CVE-2023-28218US	—	12.4% (96th)	Exploit	no fix	2023-04-11	—
CVE-2023-36900US	—	10.2% (96th)	Exploit	no fix	2023-08-08	—
CVE-2024-26229US	—	9.38% (95th)	Exploit	no fix	2024-04-09	—
CVE-2023-24871US	—	3.22% (88th)	Exploit	no fix	2023-03-14	—
CVE-2023-28244US	—OT elevated	2.92% (87th)	Exploit	no fix	2023-04-11	—
CVE-2023-28293US	—	2.87% (87th)	Exploit	no fix	2023-04-11	—
CVE-2023-36003US	high7.3	2.85% (87th)	Exploit	no fix	2023-12-12	—
CVE-2023-36723US	—	1.96% (80th)	Exploit	no fix	2023-10-10	—
CVE-2023-23388US	—	1.57% (75th)	Exploit	no fix	2023-03-14	—
CVE-2023-35317US	—	1.38% (72nd)	Exploit	no fix	2023-07-11	—
CVE-2024-29050US	high7.8	1.25% (69th)	Exploit	no fix	2024-04-09	—
CVE-2023-35628US	—	92.8% (100th)	—	no fix	2023-12-12	—
CVE-2023-28302US	—	92.6% (100th)	—	no fix	2023-04-11	—
CVE-2023-21769US	—	88.7% (100th)	—	no fix	2023-04-11	—
CVE-2024-26256US	—	87.9% (100th)	—	no fix	2024-04-09	—
CVE-2023-38171US	—	71.0% (99th)	—	no fix	2023-10-10	—
CVE-2023-36606US	—	69.4% (99th)	—	no fix	2023-10-10	—
CVE-2024-26212US	—	62.6% (99th)	—	no fix	2024-04-09	—
CVE-2023-38152US	—	24.0% (98th)	—	no fix	2023-09-12	—
CVE-2023-36005US	high8.1	23.9% (98th)	—	no fix	2023-12-12	—
CVE-2023-28220US	—	15.0% (97th)	—	no fix	2023-04-11	—
CVE-2023-28219US	—	15.0% (97th)	—	no fix	2023-04-11	—
CVE-2024-26209US	—	14.8% (97th)	—	no fix	2024-04-09	—
CVE-2024-26158US	—	12.3% (96th)	—	no fix	2024-04-09	—
CVE-2023-38162US	—	10.7% (96th)	—	no fix	2023-09-12	—
CVE-2023-35359US	—	9.89% (96th)	—	no fix	2023-08-08	—
CVE-2023-35633US	—	8.70% (95th)	—	no fix	2023-12-12	—
CVE-2023-36594US	—	8.64% (95th)	—	no fix	2023-10-10	—
CVE-2023-23410US	—	7.95% (95th)	—	no fix	2023-03-14	—
CVE-2023-38148US	—	7.70% (95th)	—	no fix	2023-09-12	—
CVE-2023-23416US	—	7.58% (95th)	—	no fix	2023-03-14	—
CVE-2023-36713US	—	7.33% (94th)	—	no fix	2023-10-10	—
CVE-2023-36391US	—	7.24% (94th)	—	no fix	2023-12-12	—
CVE-2023-35641US	—	7.22% (94th)	—	no fix	2023-12-12	—
CVE-2023-28274US	—	6.83% (94th)	—	no fix	2023-04-11	—
CVE-2023-36731US	—	6.62% (94th)	—	no fix	2023-10-10	—
CVE-2023-28227US	—	6.59% (94th)	—	no fix	2023-04-11	—

showing 50 of 415

weaknesses (8)

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

CWE-20Improper Input Validation144 CVEs
CWE-264CWE-26474 CVEs
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')51 CVEs
CWE-416Use After Free51 CVEs
CWE-122Heap-based Buffer Overflow49 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor48 CVEs
CWE-190Integer Overflow or Wraparound30 CVEs
CWE-125Out-of-bounds Read28 CVEs

sources (1)

Which sources assert this record, and when.

DECERT-Bund (BSI CSAF)415 CVEs

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