CVE-2023-40448 Security feature bypass in iOS and iPadOS
A remote attacker can break out of the Web Content sandbox due to improper protocol handling in Apple operating systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-40448?
CVE-2023-40448 is a high-severity vulnerability in Apple Ipados, published on 26 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The issue was addressed with improved handling of protocols. This issue is fixed in tvOS 17, iOS 16.7 and iPadOS 16.7, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. A remote attacker may be able to break out of Web Content sandbox.
Which versions are affected by CVE-2023-40448?
It affects 5 products.
Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.
How do I fix CVE-2023-40448?
No fix has been published for CVE-2023-40448 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-40448 being exploited?
There is no known exploitation of CVE-2023-40448 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Apple Ipados
- CVE-2025-43300 Apple iOS, iPadOS, and macOS Out-of-Bounds Write
- CVE-2025-24201 Apple Multiple Products WebKit Out-of-Bounds Write
- CVE-2025-24085 Apple Multiple Products Use-After-Free
- CVE-2025-31200 Apple Multiple Products Memory Corruption
- CVE-2025-31201 Apple Multiple Products Arbitrary Read and Write
Sources
Also known as GHSA-28fp-mw8j-xfc5.