Search/CVE-2026-70068
● CVE — High

CVE-2026-70068

VendormicrosoftProductwindows server 2012, windows 10 1607, windows 10 1809, windows 10 21h2, windows 10 22h2, windows 11 24h2, windows 11 25h2, windows 11 26h1, windows server 2016, windows server 2019, windows server 2022, windows server 2025, windows 11 23h2, windows 11 26h2DiscoveredOct 13, 2026UpdatedOct 28, 2026

Heap-based buffer overflow in Windows Client-Side Caching (CSC) Service allows an unauthorized attacker to elevate privileges over a network.

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CVSS v3.1
8.8 HIGH
EPSS
0.93%
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 Reports6
6 intelligence reports available

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EPSS Trend
Oct 29, 2026 → Oct 30, 2026
▼ 0.02pp
0.95% → 0.93% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Connections
16 relationships
Timeline
disclosure → media coverage
Oct 13, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 28, 2026