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macOS: Unapproved apps may gain elevated privileges
CVE-2026-28821
Summary
A bug in macOS's entitlement verification system allowed some apps to gain access to more privileges than they should have. This could lead to security issues if an attacker exploited it. The issue is fixed in the latest versions of macOS Sequoia, Sonoma, and Tahoe, so update your system to the latest version to stay secure.
Original title
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 1...
Original description
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to gain elevated privileges.
Published: 25 Mar 2026 · Updated: 25 Mar 2026 · First seen: 25 Mar 2026