CVE-2026-28836 Security feature bypass in macOS
An attacker with physical access can silently persist an Apple Account on an erased macOS device, bypassing security expectations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-28836?
CVE-2026-28836 is a medium-severity vulnerability in Apple Macos, published on 14 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A correctness issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.8.8. An attacker with physical access may be able to silently persist an Apple Account on an erased device.
Weakness: CWE-359
Which versions are affected by CVE-2026-28836?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2026-28836?
No fix has been published for CVE-2026-28836 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-28836 being exploited?
There is no known exploitation of CVE-2026-28836 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-54j8-mp7q-f5gc.