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CVE-2026-20627

nvd nist
Published: Feb 11, 2026Modified: Jun 17, 2026

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Exploitability: 1.8 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3, watchOS 26.3. An app may be able to access sensitive user data.

Affected (6)

Apple
5 products
Ipados
Iphone Os
Macos
Visionos
Watchos
Configuration A
6 vulnerable
Vulnerable SoftwareAffected Versions
Ipados
Before 26.3
Iphone Os
Before 26.3
Apple
Macos
From 14.0 to 14.8.4
Macos
From 26.0 to 26.3
Visionos
Before 26.3
Watchos
Before 26.3

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (5)

Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory

Timeline

No history available yet.