CVE-2026-28910 Missing authorization in macOS
A malicious app can access arbitrary files due to insufficient permissions checking in macOS.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-28910?
CVE-2026-28910 is a low-severity missing authorization vulnerability in Apple Macos, published on 11 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
This issue was addressed with improved permissions checking. This issue is fixed in macOS Tahoe 26.4. A malicious app may be able to access arbitrary files.
Weakness: CWE-284
Which versions are affected by CVE-2026-28910?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2026-28910?
No fix has been published for CVE-2026-28910 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-28910 being exploited?
There is no known exploitation of CVE-2026-28910 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-gjq4-3jcx-r8xf.