CVE-2025-43480

Description

The issue was addressed with improved checks. This issue is fixed in Safari 26.1, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious website may exfiltrate data cross-origin.

CVSS Metrics

• v3.1•HIGH•Score: 8.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

EPSS Trends

Current EPSS score: 0.03%• Percentile: 8%

Techniques & Countermeasures

• CWE-942•Permissive Cross-domain Security Policy with Untrusted Domains

  The product uses a web-client protection mechanism such as a Content Security Policy (CSP) or cross-domain policy file, but the policy includes untrusted domains with which the web client is allowed to communicate.

Affected Systems

• apple•ios and ipados

  ≥ unspecified, < 26.1 | < 26.1

• apple•ipados

  < 26.1

• apple•iphone_os

  < 26.1

• apple•macos

  ≥ unspecified, < 26.1 | < 26.1

• apple•safari

  ≥ unspecified, < 26.1 | < 26.1

• apple•tvos

  ≥ unspecified, < 26.1 | < 26.1

• apple•visionos

  ≥ unspecified, < 26.1 | < 26.1

• apple•watchos

  ≥ unspecified, < 26.1 | < 26.1

References (6)

• https://support.apple.com/en-us/125640
• https://support.apple.com/en-us/125637
• https://support.apple.com/en-us/125634
• https://support.apple.com/en-us/125638
• https://support.apple.com/en-us/125639
• https://support.apple.com/en-us/125632