CVE-2025-43434
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Published:Nov 4, 2025
Last Modified:Apr 22, 2026
EPS:Nov 4, 2025
EPSS Score:0.0005
CVSS Score:4.3
Affected Products
Vendor
Product
Action
Vendor
Apple
Product
Ios
Apple
Ios
Vendor
Apple
Product
Ipados
Apple
Ipados
Vendor
Apple
Product
Iphone Os
Apple
Iphone Os
Vendor
Apple
Product
Safari
Apple
Safari
Vendor
Apple
Product
Visionos
Apple
Visionos
Vendor
Apple
Product
Watchos
Apple
Watchos
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
