CVE-2021-30854 Security feature bypass in iOS and iPadOS
A logic flaw allows sandboxed processes to bypass sandbox restrictions, requiring OS updates to mitigate.
- 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-2021-30854?
CVE-2021-30854 is a high-severity vulnerability in Apple Ipados, published on 24 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A logic issue was addressed with improved state management. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. A sandboxed process may be able to circumvent sandbox restrictions.
Which versions are affected by CVE-2021-30854?
It affects 4 products.
Products include Apple Ipados, Apple Iphone Os, Apple Tvos, Apple Watchos.
How do I fix CVE-2021-30854?
No fix has been published for CVE-2021-30854 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-30854 being exploited?
There is no known exploitation of CVE-2021-30854 in the wild and no public exploit code.
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