CVE-2025-43529

HighCVSS 8.8/10Known exploited (CISA KEV)Last modified Oct 7, 2026

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

VendorProductVersions
AppleSafari< 26.2
AppleiOS and iPadOS< 18.7.3; < 26.2
ApplemacOS< 26.2
AppletvOS< 26.2
ApplevisionOS< 26.2
ApplewatchOS< 26.2

References

Timeline

Published
Dec 17, 2025
Last modified
Oct 7, 2026
Added to CISA KEV
Dec 15, 2025
NVD status
Analyzed

Related CVEs from 2025

CVE-2025-43539.8A vulnerability, which was classified as critical, was found in Brilliance Golden Link Secondary System up to 20250424. Affected is an unknoCVE-2025-435305.5This issue was addressed with improved checks. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, macOS Sequoia 15.7.3, macOS Sonoma 14.8.CVE-2025-435313.1A race condition was addressed with improved state handling. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and CVE-2025-435322.8A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPaCVE-2025-435335.7The issue was addressed with improved bounds checks. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.2 and iPadOS 26.2, macOS SeCVE-2025-435346.8A path handling issue was addressed with improved validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.2 and iPadOS 26.2.CVE-2025-435354.3The issue was addressed with improved memory handling. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOSCVE-2025-435364.3A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS CVE-2025-435375.5A path handling issue was addressed with improved validation. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.2 and iPadOS 26.2.CVE-2025-435385.5A logging issue was addressed with improved data redaction. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, mCVE-2025-435398.8The issue was addressed with improved bounds checks. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS SeCVE-2025-43549.8A vulnerability was found in Tenda DAP-1520 1.10B04_BETA02 and classified as critical. Affected by this issue is the function check_dws_cook
CVE-2025-43529: High severity, CVSS 8.8 | Vulnix