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    CVE-2026-78236

    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.

    Published:Aug 26, 2026
    Last Modified:Aug 28, 2026
    EPS:Aug 26, 2026
    EPSS Score:0.00094
    CVSS Score:8.8

    Affected Products

    Vendor
    Admin By Request (abr)
    Product
    Admin By Request (abr)

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-104 Cross Zone Scripting
    CAPEC-114 Authentication Abuse
    CAPEC-115 Authentication Bypass
    CAPEC-127 Directory Indexing
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-151 Identity Spoofing
    CAPEC-17 Using Malicious Files
    CAPEC-19 Embedding Scripts within Scripts
    CAPEC-194 Fake the Source of Data
    CAPEC-20 Encryption Brute Forcing
    CAPEC-22 Exploiting Trust in Client
    CAPEC-39 Manipulating Opaque Client-based Data Tokens
    CAPEC-402 Bypassing ATA Password Security
    CAPEC-441 Malicious Logic Insertion
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-459 Creating a Rogue Certification Authority Certificate
    CAPEC-473 Signature Spoof
    CAPEC-475 Signature Spoofing by Improper Validation
    CAPEC-478 Modification of Windows Service Configuration
    CAPEC-479 Malicious Root Certificate
    CAPEC-5 Blue Boxing
    CAPEC-502 Intent Spoof
    CAPEC-503 WebView Exposure
    CAPEC-51 Poison Web Service Registry
    CAPEC-536 Data Injected During Configuration
    CAPEC-546 Incomplete Data Deletion in a Multi-Tenant Environment
    CAPEC-550 Install New Service
    CAPEC-551 Modify Existing Service
    CAPEC-552 Install Rootkit
    CAPEC-556 Replace File Extension Handlers
    CAPEC-558 Replace Trusted Executable
    CAPEC-562 Modify Shared File
    CAPEC-563 Add Malicious File to Shared Webroot
    CAPEC-564 Run Software at Logon
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-578 Disable Security Software
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-593 Session Hijacking
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-608 Cryptanalysis of Cellular Encryption
    CAPEC-614 Rooting SIM Cards
    CAPEC-633 Token Impersonation
    CAPEC-647 Collect Data from Registries
    CAPEC-650 Upload a Web Shell to a Web Server
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-77 Manipulating User-Controlled Variables
    CAPEC-87 Forceful Browsing
    CAPEC-94 Adversary in the Middle (AiTM)
    CAPEC-97 Cryptanalysis

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High