CVE-2025-26635 — Weak Authentication in Microsoft Windows 10 Version 1809

CWE-1390 — Weak Authentication6 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
1.0%
top 23.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
14
Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2+11 more
Timeline
PublishedApr 8

Description

Weak authentication in Windows Hello allows an authorized attacker to bypass a security feature over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:NExploitability: 1.2 | Impact: 5.2

Affected Packages14 packages

▶NVDmicrosoft/windows< 10.0.17763.7136+2
▶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
GHSA
GHSA-cp6c-ff57-294g: Weak authentication in Windows Hello allows an authorized attacker to bypass a security feature over a network↗2025-04-08
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CVEList
Windows Hello Security Feature Bypass Vulnerability↗2025-04-08
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📋Vendor Advisories

2
Microsoft
Windows Hello Security Feature Bypass Vulnerability↗2025-04-08
▶
Microsoft
PHP-Memcached v2.2.0 and below contains an improper NULL termination which allows attackers to execute CLRF injection. Note: Third parties have disputed this as not affecting PHP-Memcached directly.↗2022-04-12
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🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws↗2025-04-08
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CVE-2025-26635 — Weak Authentication in Microsoft | cvebase