The vulnerability of the QUIC protocol implementation in Windows operating systems allows a hacker to execute arbitrary code.
🗓️ 30 Sep 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 24 |
|---|---|---|---|---|
 | August Microsoft Patch Tuesday | 12 Aug 202615:00 | – | avleonov |
 | CVE-2026-62815 | 11 Aug 202617:50 | – | circl |
 | CVE-2026-62815 | 11 Aug 202617:04 | – | cve |
 | CVE-2026-62815 Microsoft QUIC Remote Code Execution Vulnerability | 11 Aug 202617:04 | – | cvelist |
 | EUVD-2026-56392 | 8 Sep 202620:27 | – | euvd |
 | Duplicate Advisory: Microsoft QUIC Remote Code Execution Vulnerability | 11 Aug 202618:31 | – | github |
| Microsoft QUIC: Remote Code Execution Vulnerability | 8 Sep 202620:27 | – | github |
 | August 11, 2026—Hotpatch KB5120228 (OS Build 26100.33222) | 11 Aug 202614:00 | – | mskb |
| August 11, 2026—KB5120233 (OS Build 26100.33296) | 11 Aug 202614:00 | – | mskb |
| August 11, 2026—KB5120240 (OS Build 22631.7517) | 11 Aug 202614:00 | – | mskb |
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30 Sep 2026 00:00Current
7.5High risk
Vulners AI Score7.5
CVSS 39.8
CVSS 210
EPSS0.00974