Use-After-Free Vulnerability in Apple iOS and macOS Products
CVE-2026-28879

6.5MEDIUM

Key Information:

Vendor

Apple
Status
iOS And iPad OS
Mac OS
TV OS
Visionos
Vendor
CVE Published:
25 March 2026

What is CVE-2026-28879?

A use-after-free vulnerability has been identified in multiple Apple operating systems, impacting the memory management performance. This flaw allows the processing of specially crafted web content, which may lead to unexpected crashes of processes. The issue has been remediated by Apple in various updates to ensure enhanced stability and security across its product range. Users are recommended to update their devices to the latest software versions to mitigate potential risks.

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Deploy the Patch

Affected Version(s)

iOS and iPadOS 0 < 18.7.7

iOS and iPadOS 0 < 26.4

macOS 0 < 14.8.5

References

https://support.apple.com/en-us/126792
https://support.apple.com/en-us/126793
https://support.apple.com/en-us/126794

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

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