Patch tracker / Products / Windows 10 Version 1809

Windows 10 Version 1809: vulnerabilities and security updates

Every CVE affecting Windows 10 Version 1809 and the Microsoft update (KB) that fixes it, ranked by real-world risk. Actively exploited (CISA KEV) first, then EPSS exploit probability, on top of CVSS severity.

CVEs
2442
Updates (KBs)
28
Actively exploited (KEV)
45
Critical Severity
554

CVEs affecting Windows 10 Version 1809

CVESeverityCVSSEPSSStatus
CVE-2024-49039High8.884%KEVRansomware
CVE-2025-26633High7.059%KEVRansomware
CVE-2025-29824High7.814%KEVRansomware
CVE-2025-33053High8.887%KEV
CVE-2025-33073High8.887%KEV
CVE-2024-49138High7.884%KEV
CVE-2024-43451Medium6.584%KEV
CVE-2024-38178High9.871%KEV
CVE-2024-38193High9.871%KEV
CVE-2024-38106High9.871%KEV
CVE-2024-38107High9.871%KEV
CVE-2024-43573High9.067%KEV
CVE-2024-43572High9.067%KEV
CVE-2025-30400High7.864%KEV
CVE-2025-32701High7.864%KEV
CVE-2025-32706High7.864%KEV
CVE-2025-32709High7.864%KEV
CVE-2025-30397High7.564%KEV
CVE-2026-20805Medium5.571%KEV
CVE-2024-38014High9.854%KEV
CVE-2024-38217High9.854%KEV
CVE-2024-43461High9.854%KEV
CVE-2025-24985High7.859%KEV
CVE-2025-24993High7.859%KEV
CVE-2025-24054Medium6.559%KEV
CVE-2025-24991Medium5.559%KEV
CVE-2025-24984Medium4.659%KEV
CVE-2025-21418High7.840%KEV
CVE-2025-21391High7.140%KEV
CVE-2026-21513High8.824%KEV
CVE-2026-21510High8.824%KEV
CVE-2026-21519High7.824%KEV
CVE-2026-21533High7.824%KEV
CVE-2026-21525Medium6.224%KEV
CVE-2026-33824Critical9.82.0%KEV
CVE-2024-38213High6.514%KEV
CVE-2025-24990High7.86.4%KEV
CVE-2025-59230High7.86.4%KEV
CVE-2026-56155High7.84.9%KEV
CVE-2025-62221High7.84.6%KEV
CVE-2026-85880High7.83.6%KEV
CVE-2025-62215High7.06.0%KEV
CVE-2026-68820High7.01.2%KEV
CVE-2025-47827Medium4.66.4%KEV
CVE-2026-32202Medium4.34.9%KEV
CVE-2024-43645Critical9.884%-
CVE-2024-43639Critical9.884%-
CVE-2024-38203Critical9.884%-
CVE-2024-43646Critical9.884%-
CVE-2024-49087Critical9.884%-
CVE-2024-49094Critical9.884%-
CVE-2024-49098Critical9.884%-
CVE-2024-49099Critical9.884%-
CVE-2024-49101Critical9.884%-
CVE-2024-49103Critical9.884%-
CVE-2024-49111Critical9.884%-
CVE-2024-49081Critical9.884%-
CVE-2024-49112Critical9.884%-
CVE-2024-49109Critical9.884%-
CVE-2025-32715High8.887%-
CVE-2025-32719High8.887%-
CVE-2025-32720High8.887%-
CVE-2025-32722High8.887%-
CVE-2025-33058High8.887%-
CVE-2025-33059High8.887%-
CVE-2025-33060High8.887%-
CVE-2025-33061High8.887%-
CVE-2025-33062High8.887%-
CVE-2025-33063High8.887%-
CVE-2025-33064High8.887%-
CVE-2025-33065High8.887%-
CVE-2025-33066High8.887%-
CVE-2025-47160High8.887%-
CVE-2025-24068High8.887%-
CVE-2025-24069High8.887%-
CVE-2025-24065High8.887%-
CVE-2025-33052High8.887%-
CVE-2025-33055High8.887%-
CVE-2025-33057High8.887%-
CVE-2025-3052High8.887%-
CVE-2025-33067High8.487%-
CVE-2024-7344Critical9.881%-
CVE-2025-21189Critical9.881%-
CVE-2025-21193Critical9.881%-
CVE-2025-21202Critical9.881%-
CVE-2025-21210Critical9.881%-
CVE-2025-21213Critical9.881%-
CVE-2025-21214Critical9.881%-
CVE-2025-21215Critical9.881%-
CVE-2025-21217Critical9.881%-
CVE-2025-21219Critical9.881%-
CVE-2025-21225Critical9.881%-
CVE-2025-21226Critical9.881%-
CVE-2025-21227Critical9.881%-
CVE-2025-21228Critical9.881%-
CVE-2025-21229Critical9.881%-
CVE-2025-21232Critical9.881%-
CVE-2025-21242Critical9.881%-
CVE-2025-21249Critical9.881%-
CVE-2025-21255Critical9.881%-
CVE-2025-21256Critical9.881%-
CVE-2025-21257Critical9.881%-
CVE-2025-21258Critical9.881%-
CVE-2025-21260Critical9.881%-
CVE-2025-21261Critical9.881%-
CVE-2025-21263Critical9.881%-
CVE-2025-21265Critical9.881%-
CVE-2025-21268Critical9.881%-
CVE-2025-21269Critical9.881%-
CVE-2025-21272Critical9.881%-
CVE-2025-21274Critical9.881%-
CVE-2025-21278Critical9.881%-
CVE-2025-21280Critical9.881%-
CVE-2025-21284Critical9.881%-
CVE-2025-21288Critical9.881%-
CVE-2025-21298Critical9.881%-
CVE-2025-21301Critical9.881%-
CVE-2025-21307Critical9.881%-
CVE-2025-21308Critical9.881%-
CVE-2025-21310Critical9.881%-
CVE-2025-21312Critical9.881%-
CVE-2025-21314Critical9.881%-
CVE-2025-21316Critical9.881%-
CVE-2025-21318Critical9.881%-
CVE-2025-21319Critical9.881%-
CVE-2025-21320Critical9.881%-
CVE-2025-21321Critical9.881%-
CVE-2025-21323Critical9.881%-
CVE-2025-21324Critical9.881%-
CVE-2025-21327Critical9.881%-
CVE-2025-21328Critical9.881%-
CVE-2025-21329Critical9.881%-
CVE-2025-21332Critical9.881%-
CVE-2025-21336Critical9.881%-
CVE-2025-21340Critical9.881%-
CVE-2025-21341Critical9.881%-
CVE-2025-21374Critical9.881%-
CVE-2025-49735High8.187%-
CVE-2025-33071High8.187%-
CVE-2025-33070High8.187%-
CVE-2024-43627High8.884%-
CVE-2024-43628High8.884%-
CVE-2024-43620High8.884%-
CVE-2024-43621High8.884%-
CVE-2024-43622High8.884%-
CVE-2024-43624High8.884%-
CVE-2024-43635High8.884%-
CVE-2024-49085High8.884%-
CVE-2024-49086High8.884%-
CVE-2024-49102High8.884%-
CVE-2024-49104High8.884%-
CVE-2024-49125High8.884%-
CVE-2024-49080High8.884%-
CVE-2025-32712High7.887%-
CVE-2025-32713High7.887%-
CVE-2025-32714High7.887%-
CVE-2025-32716High7.887%-
CVE-2025-32718High7.887%-
CVE-2025-33075High7.887%-
CVE-2025-32724High7.587%-
CVE-2025-32725High7.587%-
CVE-2025-33050High7.587%-
CVE-2025-33056High7.587%-
CVE-2025-33068High7.587%-
CVE-2024-49105High8.484%-
CVE-2025-32721High7.387%-
CVE-2024-49106High8.184%-
CVE-2024-49108High8.184%-
CVE-2024-49115High8.184%-
CVE-2024-49122High8.184%-
CVE-2024-49124High8.184%-
CVE-2024-49126High8.184%-
CVE-2024-49118High8.184%-
CVE-2024-49127High8.184%-
CVE-2024-49119High8.184%-
CVE-2024-49123High8.184%-
CVE-2024-49132High8.184%-
CVE-2024-49120High8.184%-
CVE-2024-49116High8.184%-
CVE-2025-21223High8.881%-
CVE-2025-21233High8.881%-
CVE-2025-21236High8.881%-
CVE-2025-21237High8.881%-
CVE-2025-21238High8.881%-
CVE-2025-21239High8.881%-
CVE-2025-21240High8.881%-
CVE-2025-21241High8.881%-
CVE-2025-21243High8.881%-
CVE-2025-21244High8.881%-
CVE-2025-21245High8.881%-
CVE-2025-21246High8.881%-
CVE-2025-21248High8.881%-
CVE-2025-21250High8.881%-
CVE-2025-21252High8.881%-
CVE-2025-21266High8.881%-
CVE-2025-21273High8.881%-
CVE-2025-21282High8.881%-
CVE-2025-21286High8.881%-
CVE-2025-21291High8.881%-
CVE-2025-21292High8.881%-
CVE-2025-21293High8.881%-
CVE-2025-21302High8.881%-
CVE-2025-21303High8.881%-
CVE-2025-21305High8.881%-
CVE-2025-21306High8.881%-
CVE-2025-21339High8.881%-
CVE-2025-21409High8.881%-
CVE-2025-21411High8.881%-
CVE-2025-21413High8.881%-
CVE-2025-21417High8.881%-
CVE-2024-43623High7.884%-
CVE-2024-43626High7.884%-
CVE-2024-43644High7.884%-
CVE-2024-49046High7.884%-
CVE-2024-43629High7.884%-
CVE-2024-43636High7.884%-
CVE-2024-43641High7.884%-
CVE-2024-49019High7.884%-
CVE-2024-49074High7.884%-
CVE-2024-49072High7.884%-
CVE-2024-49076High7.884%-
CVE-2024-49079High7.884%-
CVE-2024-49088High7.884%-
CVE-2024-49090High7.884%-
CVE-2024-49114High7.884%-
CVE-2024-43450High7.584%-
CVE-2024-43452High7.584%-
CVE-2024-49096High7.584%-
CVE-2024-49121High7.584%-
CVE-2024-49129High7.584%-
CVE-2024-49113High7.584%-
CVE-2024-49075High7.584%-
CVE-2025-21294High8.181%-
CVE-2025-21295High8.181%-
CVE-2025-21297High8.181%-
CVE-2025-21309High8.181%-
CVE-2024-49107High7.384%-
CVE-2024-49089High7.284%-
CVE-2024-49091High7.284%-
CVE-2025-21271High7.881%-
CVE-2025-21281High7.881%-
CVE-2025-21287High7.881%-
CVE-2025-21304High7.881%-
CVE-2025-21338High7.881%-
CVE-2025-21378High7.881%-
CVE-2025-21382High7.881%-
CVE-2024-49084High7.084%-
CVE-2024-49097High7.084%-
CVE-2024-49095High7.084%-
CVE-2024-43634Medium6.884%-

Showing the 250 highest-risk of 2442 CVEs. See all in the CVE reference.

Updates (KBs) for Windows 10 Version 1809

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB50466152024-11-12Critical9.884%28KEVRansomware
KB50535962025-03-11High8.859%33KEVRansomware
KB50555192025-04-08High8.814%73KEVRansomware
KB50486612024-12-10Critical9.884%54KEV
KB50605312025-07-08High8.887%39KEV
KB50737232026-01-13Critical9.871%73KEV
KB50442772024-10-08Critical9.067%77KEV
KB50430502024-09-10High8.854%36KEV
KB50415782024-08-13Critical9.841%44KEV
KB50520002025-03-11High8.840%34KEV
KB50583922025-08-12High8.830%42KEV
KB50759042026-02-10High8.824%24KEV
KB50665862025-12-09Critical9.96.4%98KEV
KB50687912025-12-09Critical9.86.0%34KEV
KB50995382026-07-14Critical9.94.9%312KEV
KB51228762026-09-08Critical9.83.6%616KEV
KB50821232026-04-14Critical9.82.0%107KEV
KB50392172024-08-13Medium6.514%1KEV
KB51202382026-08-11Critical9.81.2%183KEV
KB50715442025-12-09High8.82.5%26KEV
KB50500082025-01-14Critical9.881%118-
KB50638772025-08-12Critical9.848%54-
KB50625572025-08-12Critical9.833%94-
KB50654282025-10-14High8.820%52-
KB50941232026-06-09Critical9.82.3%89-
KB50875382026-05-12Critical9.82.2%55-
KB50787522026-03-10High8.84.7%40-
KB50404302024-08-13High7.81.2%6-

Ranked across all products on the Microsoft patch tracker and the CVE and vulnerability management reference. Browse every product: product index.

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