CVE-2026-43658
Memory Corruption in Safari Leading to Crash
Publication date: 2026-05-11
Last updated on: 2026-05-11
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | ios | 26.5 |
| apple | ipad_os | 26.5 |
| apple | macos_tahoe | 26.5 |
| apple | tv_os | 26.5 |
| apple | vision_os | 26.5 |
| apple | watch_os | 26.5 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves improper memory handling when processing maliciously crafted web content in Safari. It can cause Safari to crash unexpectedly.
How can this vulnerability impact me? :
The vulnerability can lead to an unexpected crash of the Safari browser when visiting maliciously crafted web content, potentially disrupting user activity and causing loss of data or service interruptions.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your Apple devices to the fixed versions of the operating systems: iOS 26.5, iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, or watchOS 26.5.
Avoid processing or opening maliciously crafted web content in Safari until the update is applied, as this may lead to unexpected crashes.