Windows Server 2012

End of Life 1 KEV

Latest Release

KB Article KB5101011
Build 4.8.4803.0
Released 2026-07-14
Age 18 days ago
CVEs Fixed 198
Exploited 1 1 KEV
Release Type Patch Tuesday
End of Support 2023-10-10
Security Information
July 2026 Security Update 2026-07-14 4.8.4803.0
Out of Support Patch Tuesday 198 CVEs 1 KEV Critical Risk
+63d
63 days since previous release  ·  Contains 1 actively exploited vulnerability
⚠️ Contains 1 actively exploited vulnerability
Recommendation: Update immediately — contains known-exploited vulnerabilities (CISA KEV)
KB Article
KB5101011
Build
4.8.4803.0
Vulnerabilities
198
CISA KEV
1
Days to Prev.
63
CVEs (198)
CVE-2026-33xx (1 CVE)
CVE-2026-34xx (1 CVE)
CVE-2026-40xx (2 CVEs)
CVE-2026-42xx (2 CVEs)
CVE-2026-44xx (1 CVE)
CVE-2026-47xx (2 CVEs)
CVE-2026-48xx (1 CVE)
CVE-2026-50xx (110 CVEs)
CVE-2026-50294 CVE-2026-50297 CVE-2026-50298 CVE-2026-50299 CVE-2026-50304 CVE-2026-50306 CVE-2026-50308 CVE-2026-50309 CVE-2026-50311 CVE-2026-50312 CVE-2026-50313 CVE-2026-50321 CVE-2026-50324 CVE-2026-50325 CVE-2026-50328 CVE-2026-50330 CVE-2026-50332 CVE-2026-50334 CVE-2026-50341 CVE-2026-50344 CVE-2026-50346 CVE-2026-50347 CVE-2026-50351 CVE-2026-50352 CVE-2026-50355 CVE-2026-50359 CVE-2026-50363 CVE-2026-50365 CVE-2026-50366 CVE-2026-50368 CVE-2026-50369 CVE-2026-50370 CVE-2026-50371 CVE-2026-50372 CVE-2026-50376 CVE-2026-50380 CVE-2026-50386 CVE-2026-50387 CVE-2026-50388 CVE-2026-50390 CVE-2026-50391 CVE-2026-50394 CVE-2026-50397 CVE-2026-50400 CVE-2026-50402 CVE-2026-50405 CVE-2026-50411 CVE-2026-50412 CVE-2026-50417 CVE-2026-50419 CVE-2026-50422 CVE-2026-50426 CVE-2026-50431 CVE-2026-50433 CVE-2026-50435 CVE-2026-50439 CVE-2026-50444 CVE-2026-50445 CVE-2026-50447 CVE-2026-50448 CVE-2026-50451 CVE-2026-50453 CVE-2026-50455 CVE-2026-50456 CVE-2026-50461 CVE-2026-50462 CVE-2026-50470 CVE-2026-50471 CVE-2026-50474 CVE-2026-50475 CVE-2026-50476 CVE-2026-50477 CVE-2026-50480 CVE-2026-50482 CVE-2026-50485 CVE-2026-50489 CVE-2026-50490 CVE-2026-50491 CVE-2026-50494 CVE-2026-50496 CVE-2026-50497 CVE-2026-50498 CVE-2026-50500 CVE-2026-50502 CVE-2026-50504 CVE-2026-50505 CVE-2026-50518 CVE-2026-50525 CVE-2026-50527 CVE-2026-50646 CVE-2026-50647 CVE-2026-50648 CVE-2026-50649 CVE-2026-50650 CVE-2026-50652 CVE-2026-50653 CVE-2026-50659 CVE-2026-50666 CVE-2026-50667 CVE-2026-50669 CVE-2026-50673 CVE-2026-50683 CVE-2026-50684 CVE-2026-50685 CVE-2026-50686 CVE-2026-50688 CVE-2026-50690 CVE-2026-50694 CVE-2026-50695 CVE-2026-50697
CVE-2026-55xx (2 CVEs)
May 2026 Security Update 2026-05-12 4.8.9334.0 and 4.8.4802.0
Out of Support Patch Tuesday 44 CVEs
+28d
28 days since previous release  ·  Addresses 44 security issues
April 2026 Security Update 2026-04-14 4.8.4801.0
Out of Support Patch Tuesday 63 CVEs 1 KEV Critical Risk
+126d
126 days since previous release  ·  Contains 1 actively exploited vulnerability
December 2025 Security Update 2025-12-09
Out of Support Patch Tuesday 12 CVEs
+56d
56 days since previous release  ·  Addresses 12 security issues
ℹ️ Addresses 12 security issues
Recommendation: Update to stay secure — security fixes available
KB Article
KB5071503
Vulnerabilities
12
Days to Prev.
56
CVEs (12)