Memory Corruption Vulnerability in Apple Safari and Other Products
CVE-2025-43419

8.8HIGH

Key Information:

Vendor

Apple
Status
iOS And iPad OS
Safari
TV OS
Visionos
Vendor
CVE Published:
4 November 2025

What is CVE-2025-43419?

A memory corruption vulnerability exists in Apple products due to improper handling of memory when processing specially crafted web content. Successful exploitation may lead to unpredictable behavior, including application crashes or unauthorized access to sensitive data. This issue has been addressed in various updates across multiple platforms including Safari, tvOS, watchOS, iOS, iPadOS, and visionOS.

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Affected Version(s)

iOS and iPadOS < 26

Safari < 26

tvOS < 26

References

https://support.apple.com/en-us/125108
https://support.apple.com/en-us/125113
https://support.apple.com/en-us/125114

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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