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The vulnerability of the TCP/IP protocol implementation in Windows operating systems allows a perpetrator to execute arbitrary code.
🗓️ 22 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 32 |
|---|---|---|---|---|
 | CVE-2026-40415 | 12 May 202616:58 | – | attackerkb |
 | May Microsoft Patch Tuesday | 19 May 202608:00 | – | avleonov |
 | CVE-2026-40415 | 12 May 202615:52 | – | circl |
 | Microsoft Windows TCP/IP 资源管理错误漏洞 | 12 May 202600:00 | – | cnnvd |
 | CVE-2026-40415 | 12 May 202616:58 | – | cve |
 | CVE-2026-40415 Windows TCP/IP Remote Code Execution Vulnerability | 12 May 202616:58 | – | cvelist |
 | EUVD-2026-29672 | 12 May 202618:30 | – | euvd |
 | May 12, 2026—KB5087420 (OS Build 22631.7079) | 12 May 202614:00 | – | mskb |
| May 12, 2026—Hotpatch KB5087423 (OS Build 26100.32772) | 9 Jun 202614:00 | – | mskb |
| May 12, 2026—Hotpatch KB5087424 (OS Build 20348.5074) | 12 May 202614:00 | – | mskb |
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22 May 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 27.6
CVSS 38.1
EPSS0.00789