CVE-2025-26678 — Improper Access Control in Microsoft Windows 10 Version 1809

CWE-284 — Improper Access Control5 documents5 sources
Severity
8.4HIGHNVD
EPSS
0.6%
top 30.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
17
Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2+14 more
Timeline
PublishedApr 8

Description

Improper access control in Windows Defender Application Control (WDAC) allows an unauthorized attacker to bypass a security feature locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.5 | Impact: 5.9

Affected Packages17 packages

▶NVDmicrosoft/windows< 10.0.17763.7136+3
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7136
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5737
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.5737
▶NVDmicrosoft/windows_11_22h2< 10.0.22621.5189

🔴Vulnerability Details

2
CVEList
Windows Defender Application Control Security Feature Bypass Vulnerability↗2025-04-08
▶
GHSA
GHSA-cvhq-cvvf-jw9r: Improper access control in Windows Defender Application Control (WDAC) allows an unauthorized attacker to bypass a security feature locally↗2025-04-08
▶

📋Vendor Advisories

1
Microsoft
Windows Defender Application Control Security Feature Bypass Vulnerability↗2025-04-08
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws↗2025-04-08
▶
CVE-2025-26678 — Improper Access Control in Microsoft | cvebase