CVE-2023-28270 Windows Lock Screen Security Feature Bypass Vulnerability
Attackers can bypass Windows Lock Screen security features, potentially gaining unauthorized access to the system.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-28270?
CVE-2023-28270 is a medium-severity vulnerability in Microsoft Windows 10 1809, published on 11 Apr 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Windows Lock Screen Security Feature Bypass Vulnerability
Weakness: CWE-863
Which versions are affected by CVE-2023-28270?
It affects 8 products.
Products include Microsoft Windows 10 1809, Microsoft Windows 10 20h2, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 21h2, Microsoft Windows 11 22h2 and 2 more.
How do I fix CVE-2023-28270?
No fix has been published for CVE-2023-28270 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-28270 being exploited?
There is no known exploitation of CVE-2023-28270 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 10 1809
- CVE-2024-29988 Microsoft SmartScreen Prompt Security Feature Bypass
- CVE-2024-21412 Microsoft Windows Internet Shortcut Files Security Feature Bypass
- CVE-2025-62221 Microsoft Windows Use After Free
- CVE-2025-30400 Microsoft Windows DWM Core Library Use-After-Free
- CVE-2024-21338 Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control
Sources
Also known as GHSA-45gf-xj43-rfvr.