Memory Handling Vulnerabilities in Apple's iOS and macOS Products
CVE-2026-28953

7.5HIGH

Key Information:

Vendor

Apple
Status
Safari
iOS And iPad OS
Mac OS
TV OS
Vendor
CVE Published:
11 May 2026

What is CVE-2026-28953?

A memory handling issue has been identified in various Apple products, potentially allowing maliciously crafted web content to cause an unexpected process crash. This vulnerability has been addressed in recent updates for iOS, iPadOS, macOS, tvOS, visionOS, and watchOS, improving the overall security and stability of these systems.

Affected Version(s)

iOS and iPadOS 0 < 18.7.9

iOS and iPadOS 0 < 26.5

macOS 0 < 26.5

References

https://support.apple.com/en-us/127110
https://support.apple.com/en-us/127111
https://support.apple.com/en-us/127115

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.