NULL pointer dereference in Microsoft Windows - CVE-2026-96107
Published: November 11, 2026
Vulnerability identifier: #VU165739
CSH Severity: Low
CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-96107
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to elevate privileges from Medium Integrity Level to Local Service.
The vulnerability exists due to a null pointer dereference in Windows Phone Service when a race condition is triggered. A local user can win the race condition to elevate privileges.
Affected software
Microsoft Windows
How to mitigate CVE-2026-96107
Install security update from vendor's website.
Microsoft Windows - addressed in versions 10 21H2 10.0.19044.7846, 10 22H2 10.0.19045.7846, 10 1607 10.0.14393.9688, 10 1809 10.0.17763.9487, 11 23H2 10.0.22631.7711, 11 24H2 10.0.26100.9911, 11 24H2 10.0.26100.9974, 11 25H2 10.0.26200.9911, 11 25H2 10.0.26200.9974, 11 26H1 10.0.28000.3501