CVE-2026-70579

EUVD-2026-73656
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 63.32%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_10_21h2
𝑥
< 10.0.19044.7725
microsoftwindows_10_22h2
𝑥
< 10.0.19045.7725
microsoftwindows_11_23h2
𝑥
< 10.0.22631.7582
microsoftwindows_11_24h2
𝑥
< 10.0.26100.9445
microsoftwindows_11_25h2
𝑥
< 10.0.26200.9445
microsoftwindows_11_26h1
𝑥
< 10.0.28000.2954
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
21H2 (arm64, x64, x86)
KB5122878
22H2 (arm64, x64, x86)
KB5122878
Windows 11
23H2 (arm64, x64)
KB5122880
24H2 (arm64, x64)
KB5124008
25H2 (arm64, x64)
KB5124008
26H1 (arm64, x64)
KB5124012
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70579