Microsoft Windows Defender

Name: Microsoft Windows Defender
Brand: Microsoft

productEU

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

critical

by severity

0critical5high2medium0low

updated 2026-10-28

vulnerabilities (7)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-1647US	high7.2OT critical	39.7% (99th)	KEV	no fix	2021-01-12	≤ N/A
CVE-2018-0986US	high8.8	63.3% (99th)	Exploit	no fix	2018-04-04	25 versions
CVE-2021-24092US	medium4.6	0.61% (49th)	Exploit	no fix	2021-02-25	≤ N/A
CVE-2019-1161US	high7.1	0.95% (61st)	—	no fix	2019-08-14	≤ N/A
CVE-2026-88075US	high8.8	0.83% (57th)	—	no fix	2026-10-13	≤ vers:unknown/*
CVE-2026-70264US	medium5.5	0.49% (42nd)	—	1.1.26090.9	2026-10-13	3 versions
CVE-2026-102204US	high7.8	0.40% (34th)	—	no fix	2026-10-13	≤ vers:unknown/*

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

CWE-264CWE-2642 CVEs
CWE-59Improper Link Resolution Before File Access ('Link Following')2 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer1 CVEs
CWE-20Improper Input Validation1 CVEs
CWE-269Improper Privilege Management1 CVEs
CWE-787Out-of-bounds Write1 CVEs
CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')1 CVEs

Which sources assert this record, and when.

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