CVE-2026-70288(microsoft / windows_10_1607)

LOWCVSS 5.5 · MEDIUM

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-367

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • windows_10_1607
  • windows_10_1809
  • windows_10_21h2
  • windows_10_22h2

Affected systems

Vendors
Products
windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_11_26h2windows_server_2012

2 versions affected across 14 products

Deep dive

Full discourse1 post
  • VulniPulse@vulnipulse

    CVE advisory: CVE-2026-70288 - microsoft: Win32k Information Disclosure Vulnerability. https://vulnipulse.com/advisories/microsoft-cve-2026-70288 #CVE #CyberSecurity #Microsoft #WindowsServer

    1000024
    30 followersView on X
CPE platform detail26 entries

26 of 26 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1607--x86
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_10_21h2--arm64
OSmicrosoftwindows_10_21h2--x64
OSmicrosoftwindows_10_21h2--x86
OSmicrosoftwindows_10_22h2--arm64
OSmicrosoftwindows_10_22h2--x64
OSmicrosoftwindows_10_22h2--x86
OSmicrosoftwindows_11_23h2--arm64
OSmicrosoftwindows_11_23h2--x64
OSmicrosoftwindows_11_24h2--arm64
OSmicrosoftwindows_11_24h2--x64
OSmicrosoftwindows_11_25h2--arm64
OSmicrosoftwindows_11_25h2--x64
OSmicrosoftwindows_11_26h1--arm64
OSmicrosoftwindows_11_26h1--x64
OSmicrosoftwindows_11_26h2--arm64
OSmicrosoftwindows_11_26h2--x64
OSmicrosoftwindows_server_2012---
OSmicrosoftwindows_server_2012r2--
OSmicrosoftwindows_server_2016--x64
OSmicrosoftwindows_server_2019--x64
OSmicrosoftwindows_server_2022--x64
OSmicrosoftwindows_server_2025--x64

Explore more