vulnerability
Microsoft Windows: CVE-2025-26635: Windows Hello Security Feature Bypass Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:M/C:C/I:C/A:N) | Apr 8, 2025 | Apr 8, 2025 | May 8, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:M/C:C/I:C/A:N)
Published
Apr 8, 2025
Added
Apr 8, 2025
Modified
May 8, 2026
Description
Weak authentication in Windows Hello allows an authorized attacker to bypass a security feature over a network.
Solutions
microsoft-windows-windows_10-1809-kb5055519microsoft-windows-windows_10-21h2-kb5055518microsoft-windows-windows_10-22h2-kb5055518microsoft-windows-windows_11-22h2-kb5055528microsoft-windows-windows_11-23h2-kb5055528microsoft-windows-windows_server_2019-1809-kb5055519microsoft-windows-windows_server_2022-21h2-kb5055526microsoft-windows-windows_server_2022-22h2-kb5055526microsoft-windows-windows_server_2022-23h2-kb5055527
References
- CVE-2025-26635
- https://attackerkb.com/topics/CVE-2025-26635
- CWE-1390
- EUVD-EUVD-2025-10233
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-10233
- https://support.microsoft.com/help/5055518
- https://support.microsoft.com/help/5055519
- https://support.microsoft.com/help/5055526
- https://support.microsoft.com/help/5055527
- https://support.microsoft.com/help/5055528
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.