CVE-2026-78236

High

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.

SeverityHigh

CVSS8.8

Exploit probability—

ProductAdmin By Request (ABR)

PublishedAug 26, 2026

First seenAug 26, 2026

Weakness typeCWE-287Improper authentication CWE-285CWE-285 CWE-327CWE-327 CWE-284Improper access control

How to fix

Vendor advisories

docs.adminbyrequest.com/security-advisories/abr-mac-26-01.htm

Affected products

Product	Affected versions	Fixed in
Admin By Request (ABR) Admin By Request (ABR)	5.2.2 and below	—

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