Memory Initialization Flaw in Apple Products
CVE-2025-46299

4.3MEDIUM

Key Information:

Vendor

Apple
Status
Safari
iOS And iPad OS
Mac OS
TV OS
Vendor
CVE Published:
9 January 2026

What is CVE-2025-46299?

A memory initialization flaw in various Apple products has been identified, posing risks related to the handling of maliciously crafted web content. This vulnerability can potentially allow the unauthorized disclosure of internal states of affected applications, impacting user data security.

Affected Version(s)

iOS and iPadOS 0 < 26.2

macOS 0 < 26.2

Safari 0 < 26.2

References

https://support.apple.com/en-us/125884
https://support.apple.com/en-us/125886
https://support.apple.com/en-us/125889

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.