CVE-2026-28917
Memory Corruption in Apple iOS and iPadOS
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 | to 18.7.9 (inc) |
| apple | ipados | to 18.7.9 (inc) |
| apple | ios | to 26.5 (inc) |
| apple | ipados | to 26.5 (inc) |
| apple | macos_tahoe | to 26.5 (inc) |
| apple | tvos | to 26.5 (inc) |
| apple | visionos | to 26.5 (inc) |
| apple | watchos | to 26.5 (inc) |
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 input validation when processing web content. Specifically, maliciously crafted web content can cause an unexpected process crash on affected Apple operating systems.
How can this vulnerability impact me? :
The impact of this vulnerability is that processing malicious web content may cause an unexpected crash of a process on your device. This could lead to denial of service or disruption of normal device operation.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.9 or 26.5, iPadOS 18.7.9 or 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, or watchOS 26.5.
These updates include improved input validation that addresses the issue causing unexpected process crashes when processing maliciously crafted web content.