CVE-2026-20626

HIGH
2026-02-11 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 11, 2026 - 23:16 nvd
HIGH 7.8

Tags

Apple Authentication Bypass

Description

This issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.7.4, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A malicious app may be able to gain root privileges.

Analysis

Privilege escalation vulnerability in Apple's macOS, iOS, iPadOS, and visionOS allows a malicious application to obtain root-level access through insufficient authorization checks. Local attackers with the ability to install or execute an app can exploit this to gain complete system control. …

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Remediation

Within 24 hours: Identify and inventory all affected Apple devices running macOS Sequoia pre-15.7.4, iOS pre-26.3, iPadOS pre-26.3, macOS Tahoe pre-26.3, or visionOS pre-26.3 and assess criticality. Within 7 days: Implement network segmentation to isolate critical Apple devices, disable unnecessary services if feasible, and establish a patching plan for when updates become available. …

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Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2026-20626 vulnerability details – vuln.today
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