CVE-2021-30659 Information disclosure in iOS and iPadOS
A malicious application can leak sensitive user information due to a validation issue in Apple operating systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-30659?
CVE-2021-30659 is a medium-severity vulnerability in Apple Ipados, published on 8 Sep 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A validation issue was addressed with improved logic. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, macOS Big Sur 11.3. A malicious application may be able to leak sensitive user information.
Which versions are affected by CVE-2021-30659?
It affects 4 products.
Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Watchos.
How do I fix CVE-2021-30659?
No fix has been published for CVE-2021-30659 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-30659 being exploited?
There is no known exploitation of CVE-2021-30659 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-q862-fq6m-jgm3.