The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash.
References
| Link | Resource |
|---|---|
| https://support.apple.com/en-us/126792 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/126794 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/126799 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/126800 | Release Notes Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
25 Mar 2026, 18:36
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Apple iphone Os
Apple safari Apple visionos Apple ipados Apple Apple macos |
|
| References | () https://support.apple.com/en-us/126792 - Release Notes, Vendor Advisory | |
| References | () https://support.apple.com/en-us/126794 - Release Notes, Vendor Advisory | |
| References | () https://support.apple.com/en-us/126799 - Release Notes, Vendor Advisory | |
| References | () https://support.apple.com/en-us/126800 - Release Notes, Vendor Advisory | |
| CPE | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
25 Mar 2026, 16:16
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-787 | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 4.3 |
25 Mar 2026, 01:17
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-03-25 01:17
Updated : 2026-03-25 20:53
NVD link : CVE-2026-20664
Mitre link : CVE-2026-20664
CVE.ORG link : CVE-2026-20664
JSON object : View
Products Affected
apple
- safari
- iphone_os
- visionos
- ipados
- macos
CWE
CWE-787
Out-of-bounds Write