CVE-2025-30427 Use after free in Safari

Medium 4.3 Published Updated

Processing malicious web content can cause an unexpected Safari crash due to a use-after-free vulnerability, requiring users to update their Apple devices.

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
Available

What is CVE-2025-30427?

CVE-2025-30427 is a medium-severity use after free vulnerability in Apple Ipados, published on 31 Mar 2025. 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 use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, tvOS 18.4, visionOS 2.4, watchOS 11.4. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Weakness: CWE-416

Which versions are affected by CVE-2025-30427?

It affects 6 products.

Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Safari, Apple Tvos, Apple Visionos.

How do I fix CVE-2025-30427?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2025-30427 being exploited?

There is no known exploitation of CVE-2025-30427 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as DEBIAN-CVE-2025-30427, GHSA-62f2-58pp-q2wg, UBUNTU-CVE-2025-30427.

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