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OpenAdvisories
High · 8.8 CVE-2026-78236 EUVD-2026-66331GHSA-733c-6w54-grpx

Insecure PIN derivation mechanism in Admin By Request (ABR)

Published Aug 26, 2026 · Updated Aug 28, 2026 · Assigned by CSA

Description

An insecure PIN derivation mechanism in ABR allows a low-privileged user to escalate privileges to administrator by communicating over Cross-Process Communication (XPC) while masquerading as an Apple-signed process.

Affected products

VendorProductAffectedFixed
Admin By Request (ABR) Admin By Request (ABR) 5.2.2 and below —

References