CVE-2025-43421

MEDIUM EPSS 42.6%

Published Nov 4, 20258mo ago · Modified Jun 17, 20262w ago

4.3 CVSS 3.1

Medium

Published Nov 4, 2025 8mo ago

Last Modified Jun 17, 2026 2w ago

Description

Multiple issues were addressed by disabling array allocation sinking. This issue is fixed in Safari 26.1, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1. Processing maliciously crafted web content may lead to an unexpected process crash.

CVSS Details

Base Score

4.3

Exploitability

2.8

Impact

1.4

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality None

Integrity None

Availability Low

Threat Intelligence

EPSS Exploit Probability

42.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 2

CWE-125 Out-of-bounds Read Memory Safety

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 4

Vendor	Product	Version	Range
apple	safari	*	<26.1
apple	ipados	*	<26.1
apple	iphone_os	*	<26.1
apple	visionos	*	<26.1

References 4

support.apple.com https://support.apple.com/en-us/125632

Release NotesVendor Advisory
support.apple.com https://support.apple.com/en-us/125634
support.apple.com https://support.apple.com/en-us/125638

Release NotesVendor Advisory
support.apple.com https://support.apple.com/en-us/125640

Release NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.