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NVD Vulnerability Details :
CVE-2026-20664
Analyzed
More InfoOfficial Page
Source-product-security@apple.com
View Known Exploited Vulnerability (KEV) details
Published At-25 Mar, 2026 | 01:17
Updated At-25 Mar, 2026 | 20:53

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Type: Secondary
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CPE Matches
Apple Inc.
apple
>>safari>>Versions before 26.4(exclusive)
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>ipados>>Versions before 26.4(exclusive)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>iphone_os>>Versions before 26.4(exclusive)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>Versions from 26.0(inclusive) to 26.4(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>visionos>>Versions before 26.4(exclusive)
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-787Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-787
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.apple.com/en-us/126792product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/126794product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/126799product-security@apple.com
Release Notes
Vendor Advisory
https://support.apple.com/en-us/126800product-security@apple.com
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/126792
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/126794
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/126799
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/126800
Source: product-security@apple.com
Resource:
Release Notes
Vendor Advisory
Change History
0Changes found
Details not found