CVE-2025-43510

7.8

CVSS
High

PUBLISHED

A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS...

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Exploited in the wild Low complexity

Vendor: Apple
Product: iOS and iPadOS, macOS, tvOS, visionOS, watchOS
Published: Dec 12, 2025
EPSS: 0.3% · 54% pctl

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Description

A memory corruption issue was addressed with improved lock state checking. 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 cause unexpected changes in memory shared between processes.

macos ios cisa

Weaknesses (CWE)

CWE-667

Improper Locking

CVSS scores

CVSS v3.1 7.8 High

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation status

Exploited in the wild

Recorded 2026-06-01 12:25:49 UTC · CVE

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CVE First	2026-06-01 12:25 UTC
CISA	2026-06-02 14:02 UTC

Vulnerability detail