CVE-2025-43430

Description

This issue was addressed through improved state management. 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. Processing maliciously crafted web content may lead to an unexpected process crash.

CVSS Metrics

• v3.1•MEDIUM•Score: 4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS Trends

Current EPSS score: 0.10%• Percentile: 26%

Techniques & Countermeasures

• CWE-20•Improper Input Validation

  The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

• CWE-703•Improper Check or Handling of Exceptional Conditions

  The product does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the product.

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