CVE-2026-20827 — Sensitive Information Exposure in Microsoft Windows 10 Version 1607

CWE-200 — Sensitive Information Exposure5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 87.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
20
Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2+17 more
Timeline
PublishedJan 13

Description

Exposure of sensitive information to an unauthorized actor in Tablet Windows User Interface (TWINUI) Subsystem allows an authorized attacker to disclose information locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages20 packages

▶NVDmicrosoft/windows< 10.0.14393.8783+4
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8783
▶NVDmicrosoft/windows_10_1809< 10.0.17763.8276
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6809
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.6809

🔴Vulnerability Details

2
CVEList
Tablet Windows User Interface (TWINUI) Subsystem Information Disclosure Vulnerability↗2026-01-13
▶
GHSA
GHSA-2774-q4rg-5j6w: Exposure of sensitive information to an unauthorized actor in Tablet Windows User Interface (TWINUI) Subsystem allows an authorized attacker to disclo↗2026-01-13
▶

📋Vendor Advisories

1
Microsoft
Tablet Windows User Interface (TWINUI) Subsystem Information Disclosure Vulnerability↗2026-01-13
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-20827 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-20827 — Sensitive Information Exposure | cvebase