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
2164
Updates (KBs)
42
Actively exploited (KEV)
36
Critical Severity
111
CVEs affecting Windows Server 2012
Showing the 250 highest-risk of 2164 CVEs. See all in the CVE reference.
Updates (KBs) for Windows Server 2012
| Update | Released | Severity | CVSS | EPSS | CVEs | Status |
|---|---|---|---|---|---|---|
| KB5053886 | 2025-03-11 | High | 8.8 | 62% | 24 | KEVRansomware |
| KB5055581 | 2025-04-08 | High | 8.8 | 14% | 47 | KEVRansomware |
| KB5070887 | 2025-10-14 | Critical | 9.8 | 100% | 1 | KEV |
| KB5048699 | 2024-12-10 | Critical | 9.8 | 84% | 27 | KEV |
| KB5060996 | 2025-06-10 | High | 8.8 | 87% | 1 | KEV |
| KB5061059 | 2025-06-10 | High | 8.8 | 87% | 20 | KEV |
| KB5041851 | 2024-08-13 | Critical | 9.8 | 71% | 33 | KEV |
| KB5044342 | 2024-10-08 | Critical | 9.0 | 67% | 46 | KEV |
| KB5043049 | 2024-09-10 | High | 8.8 | 54% | 2 | KEV |
| KB5043125 | 2024-09-10 | High | 8.8 | 54% | 20 | KEV |
| KB5052020 | 2025-02-11 | High | 8.8 | 40% | 23 | KEV |
| KB5058451 | 2025-05-13 | High | 8.8 | 33% | 34 | KEV |
| KB5075971 | 2026-02-10 | High | 8.8 | 25% | 13 | KEV |
| KB5058380 | 2025-05-13 | High | 7.5 | 27% | 1 | KEV |
| KB5073698 | 2026-01-13 | High | 8.8 | 20% | 36 | KEV |
| KB5099445 | 2026-07-14 | Critical | 9.9 | 4.9% | 175 | KEV |
| KB5123065 | 2026-09-08 | Critical | 9.8 | 3.6% | 398 | KEV |
| KB5066875 | 2025-10-14 | High | 8.8 | 6.4% | 46 | KEV |
| KB5039260 | 2024-08-13 | Medium | 6.5 | 14% | 1 | KEV |
| KB5120386 | 2026-08-11 | Critical | 9.8 | 1.2% | 137 | KEV |
| KB5050004 | 2025-01-14 | Critical | 9.8 | 81% | 93 | - |
| KB5063906 | 2025-08-12 | Critical | 9.8 | 51% | 46 | - |
| KB5062592 | 2025-07-08 | Critical | 9.8 | 41% | 59 | - |
| KB5051972 | 2025-02-11 | Medium | 6.5 | 40% | 1 | - |
| KB5065509 | 2025-09-09 | High | 8.8 | 25% | 34 | - |
| KB5046697 | 2024-11-12 | Critical | 9.8 | 8.9% | 20 | - |
| KB5068907 | 2025-11-11 | Critical | 9.8 | 6.3% | 17 | - |
| KB5126835 | 2026-10-13 | Critical | 9.8 | 2.9% | 612 | - |
| KB5094042 | 2026-06-09 | Critical | 9.8 | 2.3% | 64 | - |
| KB5087470 | 2026-05-12 | Critical | 9.8 | 1.2% | 39 | - |
| KB5078775 | 2026-03-10 | High | 8.8 | 4.9% | 31 | - |
| KB5082127 | 2026-04-14 | High | 8.8 | 3.5% | 57 | - |
| KB5071505 | 2025-12-09 | High | 8.8 | 2.2% | 10 | - |
| KB5066840 | 2025-10-14 | High | 8.8 | 1.9% | 3 | - |
| KB5055515 | 2025-04-08 | High | 8.6 | 0.8% | 1 | - |
| KB5049994 | 2025-01-14 | High | 7.5 | 4.6% | 7 | - |
| KB5040485 | 2024-08-13 | High | 7.8 | 0.5% | 1 | - |
| KB5082806 | 2026-04-14 | High | 7.8 | 0.4% | 1 | - |
| KB5099415 | 2026-07-14 | High | 7.8 | 0.3% | 1 | - |
| KB5127357 | 2026-10-13 | High | 7.8 | 0.3% | 2 | - |
| KB5078738 | 2026-03-10 | High | 7.5 | 1.2% | 1 | - |
| KB5065435 | 2025-09-09 | Medium | 4.3 | 1.0% | 2 | - |
Ranked across all products on the Microsoft patch tracker and the CVE and vulnerability management reference. Browse every product: product index.