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(Pwn2Own) Microsoft Windows win32kfull Use-After-Free Local Privilege Escalation Vulnerability

🗓️ 11 Aug 2026 00:00:00Reported by Kentaro Kawane from GMO Cybersecurity by IeraeType 
zdi
 zdi
🔗 www.zerodayinitiative.com👁 12 Views

Use-After-Free in Microsoft Windows win32kfull driver enabling local privilege escalation.

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Win32k.sys Privilege Escalation
14 Aug 202600:00
–bdu_fstec
circl
Circl
CVE-2026-65775
11 Aug 202619:02
–circl
cve
CVE
CVE-2026-65775
11 Aug 202617:06
–cve
cvelist
Cvelist
CVE-2026-65775 Windows Win32k Elevation of Privilege Vulnerability
11 Aug 202617:06
–cvelist
euvd
EUVD
EUVD-2026-56729
11 Aug 202617:06
–euvd
mscve
Microsoft CVE
Windows Win32k Elevation of Privilege Vulnerability
11 Aug 202614:00
–mscve
ncsc
NCSC
Vulnerabilities in Microsoft Windows
11 Aug 202619:47
–ncsc
nvd
NVD
CVE-2026-65775
11 Aug 202617:18
–nvd
ptsecurity
Positive Technologies
PT-2026-70670
11 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-65775: Use After Free
11 Aug 202600:00
–rapid7
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11 Aug 2026 00:00Current
7.8High risk
Vulners AI Score7.8
CVSS 38.8
EPSS0.00333
12