Search/CVE-2026-83939
● CVE — High

CVE-2026-83939

VendormicrosoftProductwindows 11 26h1DiscoveredSep 8, 2026UpdatedSep 10, 2026

Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

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CVSS v3.1
8.2 HIGH
EPSS
0.35%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
Intelligence Reports2
2 intelligence reports available

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EPSS Trend
Sep 10, 2026 → Sep 25, 2026
▲ 0.04pp
0.30% → 0.35% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionNONE
ScopeCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Sep 8, 2026
Disclosure — published as a CVE record.