cbcvebase.
CVE-2025-43529
published 2025-12-17

CVE-2025-43529: 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…

high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
KEV
CISA Known Exploited Vulnerabilitydue 2026-01-05
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.

Affected

29 ranges· showing 25
VendorProductVersion rangeFixed in
appleios_18.7.3_and_ipados
appleios_26.2_and_ipados
appleios_26.3_and_ipados
appleipados< 18.7.318.7.3
appleipados< 26.326.3
appleipados>= 26.0 < 26.226.2
appleiphone_os< 18.7.318.7.3
appleiphone_os< 26.326.3
appleiphone_os>= 26.0 < 26.226.2
applemacos< 26.326.3
applemacos>= 26.0 < 26.226.2
applemacos_tahoe
applemacos_tahoe
applesafari< 26.226.2
applesafari
appletvos< 26.226.2
appletvos< 26.326.3
appletvos
appletvos
applevisionos< 26.226.2
applevisionos< 26.326.3
applevisionos
applevisionos
applewatchos< 26.226.2
applewatchos< 26.326.3

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
osv8.8HIGH
vulncheck8.8HIGH
cisa8.8HIGH