CVE-2025-43397 Missing authorization in macOS
An app can cause a denial-of-service on macOS due to a permissions issue, requiring users to update their operating system.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-43397?
CVE-2025-43397 is a medium-severity missing authorization vulnerability in Apple Macos, published on 4 Nov 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to cause a denial-of-service.
Weakness: CWE-863
Which versions are affected by CVE-2025-43397?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2025-43397?
No fix has been published for CVE-2025-43397 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-43397 being exploited?
There is no known exploitation of CVE-2025-43397 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-663r-g5g6-hgx7.