CVE-2024-43526: Windows Mobile Broadband Driver Remote Code Execution Vulnerability

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-10-08 · updated 2026-08-19
Weakness: CWE-20

Description

Windows Mobile Broadband Driver Remote Code Execution Vulnerability

Affected products

Microsoft Windows 10: before 10.0.17763.6414 — fixed in 10.0.17763.6414
Microsoft Windows 10: before 10.0.19044.5011 — fixed in 10.0.19044.5011
Microsoft Windows 10: before 10.0.19045.5011 — fixed in 10.0.19045.5011
Microsoft Windows 11 21H2: before 10.0.22000.3260 — fixed in 10.0.22000.3260
Microsoft Windows 11: before 10.0.22621.4317 — fixed in 10.0.22621.4317
Microsoft Windows 11: before 10.0.22631.4317 — fixed in 10.0.22631.4317
Microsoft Windows 11: before 10.0.26100.2033 — fixed in 10.0.26100.2033
Microsoft Windows Server 2019: before 10.0.17763.6414 — fixed in 10.0.17763.6414
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.1189 — fixed in 10.0.25398.1189
Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.6414 — fixed in 10.0.17763.6414
Microsoft Windows 10: from 10.0.19043.0 before 10.0.19044.5011 — fixed in 10.0.19044.5011
Microsoft Windows 10: from 10.0.19045.0 before 10.0.19045.5011 — fixed in 10.0.19045.5011
Microsoft Windows 11 21H2: from 10.0.22000.0 before 10.0.22000.3260 — fixed in 10.0.22000.3260
Microsoft Windows 11: from 10.0.22621.0 before 10.0.22621.4317 — fixed in 10.0.22621.4317
Microsoft Windows 11 version 22H3: from 10.0.22631.0 before 10.0.22631.4317 — fixed in 10.0.22631.4317
Microsoft Windows 11: from 10.0.22631.0 before 10.0.22631.4317 — fixed in 10.0.22631.4317
Microsoft Windows 11: from 10.0.26100.0 before 10.0.26100.2033 — fixed in 10.0.26100.2033
Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.6414 — fixed in 10.0.17763.6414
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): from 10.0.25398.0 before 10.0.25398.1189 — fixed in 10.0.25398.1189

How to fix

Upgrade to a fixed version: Microsoft Windows 10 10.0.17763.6414; Microsoft Windows 10 10.0.19044.5011; Microsoft Windows 10 10.0.19045.5011; Microsoft Windows 11 21H2 10.0.22000.3260; Microsoft Windows 11 10.0.22621.4317; Microsoft Windows 11 10.0.22631.4317; Microsoft Windows 11 10.0.26100.2033; Microsoft Windows Server 2019 10.0.17763.6414; Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1189; Microsoft Windows 10 10.0.17763.6414; Microsoft Windows 10 10.0.19044.5011; Microsoft Windows 10 10.0.19045.5011. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43526

Get alerted when CVE-2024-43526 or the next vulnerability affects your stack