CVE-2026-43656
An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Parsing a maliciously crafted file may lead to an unexpected app termination.
Published:May 11, 2026
Last Modified:May 13, 2026
EPS:May 11, 2026
EPSS Score:0.00048
CVSS Score:7.3
Affected Products
Vendor
Product
Action
Vendor
Apple
Product
Ios And Ipados
Apple
Ios And Ipados
Vendor
Apple
Product
Ipados
Apple
Ipados
Vendor
Apple
Product
Iphone Os
Apple
Iphone Os
Vendor
Apple
Product
Macos
Apple
Macos
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
