CVE-2025-53716 Windows Local Security Authority Subsystem Service (LSASS) Denial of Service Vulnerability
An authorized attacker can cause a denial of service in Windows LSASS via a null pointer dereference over the network.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-53716?
CVE-2025-53716 is a medium-severity vulnerability in Microsoft Windows 10 1809, published on 12 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.
Weakness: CWE-476
Which versions are affected by CVE-2025-53716?
It affects 10 products.
Products include Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 22h2, Microsoft Windows 11 23h2, Microsoft Windows 11 24h2 and 4 more.
How do I fix CVE-2025-53716?
No fix has been published for CVE-2025-53716 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-53716 being exploited?
There is no known exploitation of CVE-2025-53716 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-xhvx-9w5h-q8q6.