CVE-2026-43708

MEDIUM

Apple Safari - Improper Input Validation

Title source: rule
STIX 2.1

Description

The issue was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. A malicious website may exfiltrate data cross-origin.

Scores

CVSS v3 4.3
EPSS 0.0021
EPSS Percentile 10.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (7)
Apple/iOS and iPadOS < 26.5.2
apple/ipados < 26.5.2
apple/iphone_os < 26.5.2
Apple/macOS < 26.5.2
apple/macos < 26.5.2
Apple/Safari < 26.5.2
apple/safari < 26.5.2
Published Jun 29, 2026
Tracked Since Jun 30, 2026