CVE-2026-28874 Denial of service in iOS and iPadOS

High 7.5 Published Updated

A remote attacker can cause unexpected app termination on iOS and iPadOS devices, requiring an OS upgrade 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-2026-28874?

CVE-2026-28874 is a high-severity denial of service vulnerability in Apple Ipados, published on 25 Mar 2026. 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 checks. This issue is fixed in iOS 26.4 and iPadOS 26.4. A remote attacker may cause an unexpected app termination.

Weakness: CWE-400

Which versions are affected by CVE-2026-28874?

It affects 2 products.

Products include Apple Ipados, Apple Iphone Os.

How do I fix CVE-2026-28874?

No fix has been published for CVE-2026-28874 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-28874 being exploited?

There is no known exploitation of CVE-2026-28874 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-g93j-w95x-p4ww.

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