Apple Safari 26.5.1 Cross-Origin Info Leak
CVE-2026-43700 Published on June 29, 2026

A cross-origin issue was addressed with improved tracking of security origins. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may disclose sensitive user information.

NVD

Vulnerability Analysis

CVE-2026-43700 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

Origin Validation Error

The software does not properly verify that the source of data or communication is valid.


Products Associated with CVE-2026-43700

Want to know whenever a new CVE is published for Apple products? stack.watch will email you.

Apple iOS
 
Apple iPadOS
 
Apple macOS
 
Apple Safari
 
Apple Ios And Ipados
 

Affected Versions

Apple Safari: Apple iOS and iPadOS: Apple macOS: