macOS sandbox permission issue fixed in Sequoia 15.7.7, Sonoma 14.8.7, Tahoe 26.5
CVE-2026-28978 Published on May 11, 2026
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. A malicious app may be able to break out of its sandbox.
Vulnerability Analysis
CVE-2026-28978 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-28978 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-28978
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Affected Versions
Apple macOS:- Before 14.8.7 is affected.
- Before 15.7.7 is affected.
- Before 26.5 is affected.