CVE-2026-20647 Information disclosure in macOS
An app may access sensitive user data on macOS, requiring an upgrade to the latest version to mitigate the risk.
- 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-2026-20647?
CVE-2026-20647 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
This issue was addressed with improved data protection. This issue is fixed in macOS Tahoe 26.3. An app may be able to access sensitive user data.
Weakness: CWE-200
Which versions are affected by CVE-2026-20647?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2026-20647?
No fix has been published for CVE-2026-20647 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-20647 being exploited?
There is no known exploitation of CVE-2026-20647 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-649p-9q32-vwxc.