Search/CVE-2026-58637
● CVE — High

CVE-2026-58637

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 2025DiscoveredJul 14, 2026UpdatedJul 22, 2026

Use after free in Windows Client-Side Caching (CSC) Service allows an authorized attacker to elevate privileges locally.

View graph Watch Export
CVSS v3.1
7 HIGH
EPSS
0.26%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
1
sources referencing this CVE
Related IOCs
0
seen in the same coverage
Intelligence Reports10
10 intelligence reports available

Curated threat research and citations from CrowdStrike, Mandiant, Microsoft, and other sources — unlock with Premium.

Upgrade to Premium
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityHIGH
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Connections
14 relationships
Timeline
disclosure → media coverage
Jul 14, 2026
advisories.ncsc.nl reports: NCSC-2026-0231 [1.00] [M/H] Kwetsbaarheden verholpen in Microsoft Windows
Jul 14, 2026
Disclosure — published as a CVE record. · last revised by NVD Jul 22, 2026