CVE-2026-28905

Modified Modified - Updated After Analysis

Memory Corruption in iOS and macOS via Malicious Web Content

Publication date: 2026-05-11

Last updated on: 2026-06-30

Assigner: Apple Inc.

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-05-11

Last Modified

2026-06-30

Generated

2026-07-11

AI Q&A

2026-05-12

EPSS Evaluated

2026-07-10

NVD

CVE-2026-28905

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ios	26.5
apple	ipados	26.5
apple	macos_tahoe	26.5
apple	tvos	26.5
apple	visionos	26.5

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-120	The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Attack-Flow Graph

Executive Summary

This vulnerability involves improper memory handling when processing maliciously crafted web content. It can cause an unexpected process crash on affected Apple operating systems.

Impact Analysis

Exploitation of this vulnerability may lead to an unexpected crash of a process, which could disrupt normal operation of the affected device or application.

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 26.5, iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, or visionOS 26.5.

Avoid processing or opening maliciously crafted web content until the update is applied, as it may lead to unexpected process crashes.

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