CVE-2026-43754 Information disclosure in iOS and iPadOS

Medium 5.5 Published 27 Jul 2026 Updated 17 Aug 2026

An app can leak sensitive kernel state due to insufficient redaction, requiring OS updates to mitigate.

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-2026-43754?

CVE-2026-43754 is a medium-severity vulnerability in Apple Macos, published on 27 Jul 2026. 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 redaction of sensitive information. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to leak sensitive kernel state.

Weakness: CWE-200

Which versions are affected by CVE-2026-43754?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2026-43754?

No fix has been published for CVE-2026-43754 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-43754 being exploited?

There is no known exploitation of CVE-2026-43754 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-mjr8-cjhr-3j6x.