CVE-2026-20636

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, Safari 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/126346	Release Notes Vendor Advisory
https://support.apple.com/en-us/126348	Release Notes Vendor Advisory
https://support.apple.com/en-us/126353	Release Notes Vendor Advisory
https://support.apple.com/en-us/126354	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:apple:safari::::::::
	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:visionos::::::::

History

No history.

Information

Published : 2026-02-11 23:16

Updated : 2026-02-17 13:31

NVD link : CVE-2026-20636

Mitre link : CVE-2026-20636

CVE.ORG link : CVE-2026-20636

JSON object : View

Products Affected

apple

macos
ipados
safari
visionos
iphone_os

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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