Use-After-Free Vulnerability in Safari and Apple Products
CVE-2026-43727

6.5MEDIUM

Key Information:

Vendor

Apple
Status
Safari
iOS And iPad OS
Mac OS
Vendor
CVE Published:
29 June 2026

What is CVE-2026-43727?

A use-after-free vulnerability has been identified in Safari and other Apple products due to improper memory management, which can lead to unexpected application crashes when processing specially crafted web content. This vulnerability has been addressed in the latest updates to ensure a more secure browsing experience for users across multiple platforms, including Safari, iOS, and macOS.

Affected Version(s)

iOS and iPadOS 0 < 26.5.2

macOS 0 < 26.5.2

Safari 0 < 26.5.2

References

https://support.apple.com/en-us/127594
https://support.apple.com/en-us/127595
https://support.apple.com/en-us/127685

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.