Patch tracker / Products / Windows Server 2012

Windows Server 2012: vulnerabilities and security updates

Every CVE affecting Windows Server 2012 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
1553
Updates (KBs)
33
Actively exploited (KEV)
36
Critical Severity
268

CVEs affecting Windows Server 2012

CVESeverityCVSSEPSSStatus
CVE-2025-26633High7.059%KEVRansomware
CVE-2025-29824High7.814%KEVRansomware
CVE-2025-59287Critical9.8100%KEV
CVE-2025-33053High8.887%KEV
CVE-2025-33073High8.887%KEV
CVE-2024-49138High7.884%KEV
CVE-2024-43461High8.871%KEV
CVE-2024-38193High7.871%KEV
CVE-2024-38107High7.871%KEV
CVE-2024-38014High7.871%KEV
CVE-2024-43572High7.867%KEV
CVE-2025-32701High7.864%KEV
CVE-2025-32706High7.864%KEV
CVE-2025-32709High7.864%KEV
CVE-2026-20805Medium5.573%KEV
CVE-2025-30397High7.564%KEV
CVE-2024-38217Medium5.471%KEV
CVE-2025-24985High7.859%KEV
CVE-2025-24993High7.859%KEV
CVE-2025-24983High7.059%KEV
CVE-2025-24054Medium6.559%KEV
CVE-2025-24991Medium5.559%KEV
CVE-2025-24984Medium4.659%KEV
CVE-2025-21418High7.840%KEV
CVE-2026-21513High8.824%KEV
CVE-2026-21510High8.824%KEV
CVE-2026-21533High7.824%KEV
CVE-2026-21525Medium6.224%KEV
CVE-2026-85880High9.83.6%KEV
CVE-2024-38213Medium6.514%KEV
CVE-2026-68820High9.81.2%KEV
CVE-2025-24990High7.86.4%KEV
CVE-2025-59230High7.86.4%KEV
CVE-2026-56155High7.84.9%KEV
CVE-2025-47827Medium4.66.4%KEV
CVE-2026-32202Medium4.34.9%KEV
CVE-2024-43639Critical9.884%-
CVE-2024-38203Critical9.884%-
CVE-2024-49112Critical9.884%-
CVE-2025-32715High8.887%-
CVE-2025-32722High8.887%-
CVE-2025-33064High8.887%-
CVE-2025-33066High8.887%-
CVE-2025-47160High8.887%-
CVE-2025-33057High8.887%-
CVE-2025-21210Critical9.881%-
CVE-2025-21214Critical9.881%-
CVE-2025-21215Critical9.881%-
CVE-2025-21242Critical9.881%-
CVE-2025-21268Critical9.881%-
CVE-2025-21269Critical9.881%-
CVE-2025-21272Critical9.881%-
CVE-2025-21288Critical9.881%-
CVE-2025-21298Critical9.881%-
CVE-2025-21318Critical9.881%-
CVE-2025-21319Critical9.881%-
CVE-2025-21320Critical9.881%-
CVE-2025-21321Critical9.881%-
CVE-2025-21217Critical9.881%-
CVE-2025-21278Critical9.881%-
CVE-2025-21329Critical9.881%-
CVE-2025-21328Critical9.881%-
CVE-2025-21213Critical9.881%-
CVE-2025-21189Critical9.881%-
CVE-2025-21307Critical9.881%-
CVE-2025-21308Critical9.881%-
CVE-2025-21312Critical9.881%-
CVE-2025-21336Critical9.881%-
CVE-2025-21374Critical9.881%-
CVE-2025-21332Critical9.881%-
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-2024-43635High8.884%-
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-2025-33056High7.587%-
CVE-2024-49105High8.484%-
CVE-2024-49122High8.184%-
CVE-2024-49124High8.184%-
CVE-2024-49126High8.184%-
CVE-2024-49118High8.184%-
CVE-2024-49127High8.184%-
CVE-2024-49120High8.184%-
CVE-2025-21411High8.881%-
CVE-2025-21413High8.881%-
CVE-2025-21233High8.881%-
CVE-2025-21236High8.881%-
CVE-2025-21237High8.881%-
CVE-2025-21243High8.881%-
CVE-2025-21244High8.881%-
CVE-2025-21252High8.881%-
CVE-2025-21266High8.881%-
CVE-2025-21282High8.881%-
CVE-2025-21293High8.881%-
CVE-2025-21302High8.881%-
CVE-2025-21303High8.881%-
CVE-2025-21306High8.881%-
CVE-2025-21273High8.881%-
CVE-2025-21286High8.881%-
CVE-2025-21305High8.881%-
CVE-2025-21339High8.881%-
CVE-2025-21246High8.881%-
CVE-2025-21417High8.881%-
CVE-2025-21250High8.881%-
CVE-2025-21240High8.881%-
CVE-2025-21238High8.881%-
CVE-2025-21223High8.881%-
CVE-2025-21409High8.881%-
CVE-2025-21245High8.881%-
CVE-2024-43623High7.884%-
CVE-2024-43626High7.884%-
CVE-2024-43644High7.884%-
CVE-2024-49046High7.884%-
CVE-2024-43641High7.884%-
CVE-2024-49019High7.884%-
CVE-2024-49072High7.884%-
CVE-2024-49079High7.884%-
CVE-2024-49088High7.884%-
CVE-2024-49090High7.884%-
CVE-2024-43583High7.884%-
CVE-2024-43450High7.584%-
CVE-2025-3052Medium6.787%-
CVE-2024-49096High7.584%-
CVE-2024-49121High7.584%-
CVE-2024-49129High7.584%-
CVE-2024-49113High7.584%-
CVE-2025-21294High8.181%-
CVE-2025-21295High8.181%-
CVE-2025-21297High8.181%-
CVE-2025-21309High8.181%-
CVE-2024-49089High7.284%-
CVE-2024-49091High7.284%-
CVE-2025-21281High7.881%-
CVE-2025-21287High7.881%-
CVE-2025-21338High7.881%-
CVE-2025-21378High7.881%-
CVE-2024-49084High7.084%-
CVE-2024-43634Medium6.884%-
CVE-2024-43637Medium6.884%-
CVE-2024-43638Medium6.884%-
CVE-2024-43643Medium6.884%-
CVE-2024-43449Medium6.884%-
CVE-2026-20821Critical9.873%-
CVE-2026-20824Critical9.873%-
CVE-2026-20828Critical9.873%-
CVE-2026-20833Critical9.873%-
CVE-2026-20834Critical9.873%-
CVE-2026-20839Critical9.873%-
CVE-2026-20927Critical9.873%-
CVE-2026-20936Critical9.873%-
CVE-2026-21265Critical9.873%-
CVE-2024-49082Medium6.884%-
CVE-2025-21251High7.581%-
CVE-2025-21270High7.581%-
CVE-2025-21277High7.581%-
CVE-2025-21285High7.581%-
CVE-2025-21289High7.581%-
CVE-2025-21290High7.581%-
CVE-2025-21296High7.581%-
CVE-2025-21389High7.581%-
CVE-2025-21220High7.581%-
CVE-2025-21230High7.581%-
CVE-2025-21231High7.581%-
CVE-2025-21276High7.581%-
CVE-2025-21300High7.581%-
CVE-2025-21218High7.581%-
CVE-2025-21331High7.381%-
CVE-2024-38199Critical9.871%-
CVE-2024-38063Critical9.871%-
CVE-2024-38118Critical9.871%-
CVE-2024-38122Critical9.871%-
CVE-2024-38140Critical9.871%-
CVE-2024-38151Critical9.871%-
CVE-2024-38214Critical9.871%-
CVE-2024-38256Critical9.871%-
CVE-2024-38231Critical9.871%-
CVE-2024-38234Critical9.871%-
CVE-2024-38258Critical9.871%-
CVE-2024-43487Critical9.871%-
CVE-2025-21211Medium6.881%-
CVE-2024-7344Medium6.781%-
CVE-2025-21249Medium6.681%-
CVE-2025-21255Medium6.681%-
CVE-2025-21258Medium6.681%-
CVE-2025-21260Medium6.681%-
CVE-2025-21263Medium6.681%-
CVE-2025-21265Medium6.681%-
CVE-2025-21327Medium6.681%-
CVE-2025-21341Medium6.681%-
CVE-2025-21226Medium6.681%-
CVE-2025-21227Medium6.681%-
CVE-2025-21228Medium6.681%-
CVE-2025-21229Medium6.681%-
CVE-2025-21232Medium6.681%-
CVE-2025-21256Medium6.681%-
CVE-2025-21261Medium6.681%-
CVE-2025-21310Medium6.681%-
CVE-2025-21324Medium6.681%-
CVE-2026-20868High8.873%-
CVE-2024-38114High8.871%-
CVE-2024-38115High8.871%-
CVE-2024-38116High8.871%-
CVE-2024-38121High8.871%-
CVE-2024-38128High8.871%-
CVE-2024-38130High8.871%-
CVE-2024-38131High8.871%-
CVE-2024-38144High8.871%-
CVE-2024-38154High8.871%-
CVE-2024-38180High8.871%-
CVE-2024-38120High8.871%-
CVE-2024-38260High8.871%-
CVE-2024-43455High8.871%-
CVE-2026-20856High8.173%-
CVE-2026-20931High8.073%-
CVE-2023-31096High7.873%-
CVE-2024-55414High7.873%-
CVE-2026-20816High7.873%-
CVE-2026-20820High7.873%-
CVE-2026-20831High7.873%-
CVE-2026-20840High7.873%-
CVE-2026-20843High7.873%-
CVE-2026-20860High7.873%-
CVE-2026-20922High7.873%-
CVE-2026-20940High7.873%-
CVE-2024-29995High8.171%-
CVE-2026-0386High7.573%-
CVE-2026-20848High7.573%-
CVE-2026-20849High7.573%-
CVE-2026-20875High7.573%-
CVE-2026-20919High7.573%-
CVE-2026-20921High7.573%-
CVE-2026-20926High7.573%-
CVE-2026-20929High7.573%-

Showing the 250 highest-risk of 1553 CVEs. See all in the CVE reference.

Updates (KBs) for Windows Server 2012

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB50538862025-03-11High8.859%24KEVRansomware
KB50555812025-04-08High8.814%49KEVRansomware
KB50708872025-10-14Critical9.8100%1KEV
KB50486992024-12-10Critical9.884%28KEV
KB50610592025-07-08High8.887%20KEV
KB50418512024-08-13Critical9.871%33KEV
KB50443422024-10-08Critical9.067%46KEV
KB50430492024-09-10High8.854%2KEV
KB50431252024-09-10High8.854%21KEV
KB50520202025-02-11High8.840%23KEV
KB50584512025-06-10High8.830%34KEV
KB50759712026-02-10High8.824%13KEV
KB50736982026-01-13High8.820%36KEV
KB50994452026-07-14Critical9.94.9%174KEV
KB51230652026-09-08Critical9.83.6%393KEV
KB50668752025-10-14High8.86.4%46KEV
KB50392602024-08-13Medium6.514%1KEV
KB51203862026-08-11Critical9.81.2%139KEV
KB50500042025-01-14Critical9.881%93-
KB50639062025-08-12Critical9.848%46-
KB50625922025-08-12Critical9.833%59-
KB50655092025-09-09High8.820%34-
KB50466972024-11-12Critical9.88.9%20-
KB50689072025-12-09Critical9.85.9%17-
KB50940422026-08-11Critical9.82.3%65-
KB50874702026-05-12Critical9.81.2%39-
KB50787752026-03-10High8.84.7%31-
KB50715052025-12-09High8.82.2%10-
KB50821272026-04-14High8.82.0%58-
KB50404852024-08-13High7.80.5%1-
KB50828062026-04-14High7.80.4%1-
KB50994152026-07-14High7.80.3%1-
KB50787382026-03-10High7.51.2%1-

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

Most searched on Senserva right now

KB5122876 install notes and severity KB5126052: the full CVE list KB5122882: patch details KB5120708: patch details KB5123099 install notes and severity KB5122871 install notes and severity KB5120238 install notes and severity KB5122878: patch details KB5129235 download and what it fixes KB5120994 install notes and severity
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