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CVE-2026-78236— Insecure PIN derivation mechanism in Admin By Request (ABR)

Quick assessment

Affected
Admin By Request (ABR) Admin By Request (ABR)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ABR 中的不安全 PIN 派生机制允许低权限用户通过跨进程通信（XPC）并伪装成由 Apple 签名的进程，从而将权限提升为管理员。

CVSS 8.8 · High EPSS 0.09% · P1

Affected Version Matrix 1

VendorProduct Version RangeStatus
Admin By Request (ABR) Admin By Request (ABR) 5.2.2 and below affected
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I. Basic Information for CVE-2026-78236

Vulnerability Information
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Vulnerability Title
Insecure PIN derivation mechanism in Admin By Request (ABR)
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Admin By Request (ABR) Admin By Request (ABR) 5.2.2 and below -

II. Public POCs for CVE-2026-78236

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III. Intelligence Information for CVE-2026-78236

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Other References for CVE-2026-78236 (2)

IV. Related Vulnerabilities

Same product: Admin By Request (ABR)
Same vendor: Admin By Request (ABR)

V. Comments for CVE-2026-78236

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