CVE-2026-20629 Information disclosure in macOS

Medium 5.5 Published Updated

An app can access user-sensitive data due to improper handling of temporary files in macOS.

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-2026-20629?

CVE-2026-20629 is a medium-severity vulnerability in Apple Macos, published on 11 Feb 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

A privacy issue was addressed with improved handling of temporary files. This issue is fixed in macOS Tahoe 26.3. An app may be able to access user-sensitive data.

Weakness: CWE-922

Which versions are affected by CVE-2026-20629?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2026-20629?

No fix has been published for CVE-2026-20629 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-20629 being exploited?

There is no known exploitation of CVE-2026-20629 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-r7jp-3wp4-fvf4.

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