CVE-2025-43520Medium· 5.5▾ Midnight⚠ Exploited in the wildPoC availableA memory corruption issue was addressed with improved memory handling. 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, tvOS 26.1, visionOS 26.1, …
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 30.3 · likelihood 0.1 · exploitation 25
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 21.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Federal remediation due Apr 3, 2026
0.4%
Last analysed / modified upstream
Added to the CISA catalog on Mar 20, 2026. Federal remediation due Apr 3, 2026. View catalog ↗
A memory corruption issue was addressed with improved memory handling. 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, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious application may be able to cause unexpected system termination or write kernel memory.
ipados < 18.7.2ipados = 26.0iphone_os < 18.7.2iphone_os = 26.0macos >= 14.0, < 14.8.2macos >= 15.0, < 15.7.2macos = 26.0tvos < 26.1visionos < 26.1watchos < 26.1Upgrade past the affected range:
ipados 18.7.2iphone_os 18.7.2macos 15.7.2tvos 26.1visionos 26.1watchos 26.1Connected by shared product, vendor, weakness, or advisory.
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