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CVE-2025-43494

nvd nist
Published: Dec 12, 2025Modified: Apr 2, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

A mail header parsing issue was addressed with improved checks. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. An attacker may be able to cause a persistent denial-of-service.

Affected (9)

Apple
5 products
Ipados
Iphone Os
Macos
Visionos
Watchos
Configuration A
9 vulnerable
Vulnerable SoftwareAffected Versions
Apple
Ipados
Before 18.7.2
Ipados
Version 26.0
Apple
Iphone Os
Before 18.7.2
Iphone Os
Version 26.0
Apple
Macos
From 14.0 to 14.8.2
Macos
From 15.0 to 15.7.2
Macos
Version 26.0
Visionos
Before 26.1
Watchos
Before 26.1

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 (7)

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

Timeline

No history available yet.