CVE-2020-27951 Code injection in iOS
Unauthorized code execution can lead to authentication policy violations in Apple iOS and watchOS, requiring immediate patching.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-27951?
CVE-2020-27951 is a high-severity code injection vulnerability in Apple Ipados, published on 2 Apr 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
This issue was addressed with improved checks. This issue is fixed in watchOS 6.3, iOS 12.5, iOS 14.3 and iPadOS 14.3, watchOS 7.2. Unauthorized code execution may lead to an authentication policy violation.
Which versions are affected by CVE-2020-27951?
It affects 3 products.
Products include Apple Ipados, Apple Iphone Os, Apple Watchos.
How do I fix CVE-2020-27951?
No fix has been published for CVE-2020-27951 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2020-27951 being exploited?
There is no known exploitation of CVE-2020-27951 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
Sources
Also known as GHSA-3mgj-7ppj-9qfc.