🛡️ CVE-2025-43359
🔴 CVSS 9.8 — Critical ✅ No Known Exploit CWE-670 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A logic issue was addressed with improved state management. This issue is fixed in iOS 18.7 and iPadOS 18.7, iOS 26 and iPadOS 26, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. A UDP server socket bound to a local interface may become bound to all interfaces.

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-670
Public Exploit ✅ No
Source NVD
Published 2025-09-15
Updated 2026-06-02
Modified 2026-04-02
Fix URL N/A

Affected Packages

Software From version Fixed in
ipados — 18.7
iphone-os — 18.7
macos 15.0 15.7
tvos — 26.0
visionos — 26.0
watchos — 26.0

References

Release Notes, Vendor Advisory https://support.apple.com/en-us/125108
Release Notes, Vendor Advisory https://support.apple.com/en-us/125109
Release Notes, Vendor Advisory https://support.apple.com/en-us/125111
Release Notes, Vendor Advisory https://support.apple.com/en-us/125112
Release Notes, Vendor Advisory https://support.apple.com/en-us/125114
Release Notes, Vendor Advisory https://support.apple.com/en-us/125115
Release Notes, Vendor Advisory https://support.apple.com/en-us/125116

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